Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
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103.164.74.0/23 | Yokohama City Board of Education | 103.164.74.0/23 | APNIC | |
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103.164.166.0/23 | Shiga Prefectural Government | 103.164.166.0/23 | APNIC | |
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103.164.168.0/23 | Kashiwa city | 103.164.168.0/23 | APNIC | |
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103.180.128.0/23 | Chiba prefecture | 103.180.128.0/23 | APNIC | |
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130.34.0.0/16 | Tohoku University | 130.34.0.0/16 | APNIC | |
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130.153.0.0/16 | The University of Electro-Communications | 130.153.0.0/16 | APNIC | |
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131.206.0.0/16 | Kyushu Institute of Technology | 131.206.0.0/16 | APNIC | |
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133.7.0.0/16 | Japan Network Information Center | 128.116.0.0/17 | ARIN | |
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133.8.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.10.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.12.0.0/16 | Japan Network Information Center | 135.109.0.0/16 | ARIN | |
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133.14.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.15.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.16.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.17.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.17.7.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.17.10.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.20.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.21.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.23.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.29.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.30.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.32.100.0/22 | Kobe Design University | 133.0.0.0/8 | APNIC | |
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133.34.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.35.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.37.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.38.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.39.0.0/16 | Japan Network Information Center | 134.159.0.0/16 | APNIC | |
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133.44.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.45.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.46.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.46.248.0/21 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.48.0.0/16 | Japan Network Information Center | 130.117.0.0/16 | ARIN | |
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133.49.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.52.0.0/16 | Japan Network Information Center | 129.35.0.0/16 | ARIN | |
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133.54.0.0/18 | Japan Network Information Center | 129.144.0.0/12 | ARIN | |
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133.54.64.0/21 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.54.76.0/24 | Japan Network Information Center | 134.3.0.0/16 | RIPE | |
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133.54.77.0/24 | Japan Network Information Center | 131.91.0.0/16 | ARIN | |
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133.54.78.0/23 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.54.80.0/20 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.54.96.0/19 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.54.128.0/17 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.55.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.57.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.58.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.60.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.62.0.0/16 | Japan Network Information Center | 134.244.0.0/16 | ARIN | |
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133.63.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.65.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.68.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.72.0.0/16 | Japan Network Information Center | 136.169.128.0/17 | RIPE | |
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133.73.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.74.0.0/16 | Japan Network Information Center | 132.147.0.0/18 | ARIN | |
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133.74.192.0/18 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.77.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.78.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.81.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.82.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.83.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.84.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.85.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.207.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.208.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.246.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.247.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.248.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.86.250.0/24 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.88.224.0/24 | Shizuoka Institute of Science and Technology | 133.0.0.0/8 | APNIC | |
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133.88.225.0/24 | Shizuoka Institute of Science and Technology | 133.0.0.0/8 | APNIC | |
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133.89.0.0/17 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.89.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.89.128.0/17 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.94.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.95.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.96.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.98.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.99.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.102.0.0/16 | Japan Network Information Center | 128.68.0.0/14 | RIPE | |
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133.103.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.104.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.106.0.0/21 | Ashikaga University | 133.0.0.0/8 | APNIC | |
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133.187.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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133.220.0.0/16 | Japan Network Information Center | 133.0.0.0/8 | APNIC | |
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134.160.186.0/24 | RIKEN | 134.160.0.0/16 | APNIC | |
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134.160.187.0/24 | RIKEN | 134.160.0.0/16 | APNIC | |
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134.160.188.0/24 | RIKEN | 134.160.0.0/16 | APNIC | |
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136.187.0.0/16 | National Institute of Informatics | 136.187.0.0/16 | APNIC | |
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144.213.0.0/16 | National Institute for Materials Science | 144.213.0.0/16 | APNIC | |
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147.157.0.0/17 | Tsukuba College of Technology | 147.157.0.0/16 | APNIC | |
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147.157.85.0/24 | Tsukuba College of Technology | 147.157.0.0/16 | APNIC | |
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147.157.128.0/17 | Tsukuba College of Technology | 147.157.0.0/16 | APNIC | |
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150.7.0.0/16 | Tokai University | 150.7.0.0/16 | APNIC | |
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150.9.254.0/23 | Hannan University | 150.9.0.0/16 | APNIC | |
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150.12.0.0/16 | Japan Network Information Center | 150.12.0.0/16 | APNIC | |
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150.15.0.0/16 | Japan Network Information Center | 150.15.0.0/16 | APNIC | |
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150.22.0.0/22 | Osaka Medical and Pharmaceutical University | 150.22.0.0/22 | APNIC | |
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150.42.0.0/16 | Japan Network Information Center | 150.42.0.0/16 | APNIC | |
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150.43.0.0/16 | Japan Network Information Center | 150.43.0.0/16 | APNIC | |
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150.46.0.0/16 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.27.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.38.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.39.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.65.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.76.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.77.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.78.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.79.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.80.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.81.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.119.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.120.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.132.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.135.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.181.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.183.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.191.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.200.0/22 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.205.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.209.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.210.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.211.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.212.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.218.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.219.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.241.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.246.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.248.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.249.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.252.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.46.253.0/24 | Japan Network Information Center | 150.46.0.0/16 | APNIC | |
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150.54.0.0/16 | Japan Network Information Center | 150.54.0.0/16 | APNIC | |
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150.59.0.0/16 | Japan Network Information Center | 150.59.0.0/16 | APNIC | |
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150.69.0.0/16 | Japan Network Information Center | 150.69.0.0/16 | APNIC | |
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150.83.0.0/16 | Japan Network Information Center | 150.83.0.0/16 | APNIC | |
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150.84.0.0/16 | Japan Network Information Center | 150.84.0.0/16 | APNIC | |
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150.86.0.0/16 | Japan Network Information Center | 150.86.0.0/16 | APNIC | |
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150.86.247.0/24 | Japan Network Information Center | 150.86.0.0/16 | APNIC | |
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150.86.248.0/21 | Japan Network Information Center | 150.86.0.0/16 | APNIC | |
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150.89.0.0/17 | Japan Network Information Center | 150.129.44.0/22 | APNIC | |
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150.89.128.0/17 | Japan Network Information Center | 150.89.0.0/16 | APNIC | |
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150.89.160.0/20 | Japan Network Information Center | 150.89.0.0/16 | APNIC | |
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150.97.0.0/16 | Japan Network Information Center | 150.97.0.0/16 | APNIC | |
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150.99.0.0/16 | Japan Network Information Center | 150.99.0.0/16 | APNIC | |
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150.100.0.0/16 | Japan Network Information Center | 150.100.0.0/16 | APNIC | |
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157.1.0.0/16 | Research Organization of Information and Systems, National Institute of Informatics | 157.1.0.0/16 | APNIC | |
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157.6.0.0/16 | Fukui Prefectural University | 157.6.0.0/16 | APNIC | |
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157.7.0.0/19 | Radiation Effects Research Foundation | 157.7.0.0/19 | APNIC | |
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157.13.0.0/16 | Kindai Univercity, | 157.13.0.0/16 | APNIC | |
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157.13.129.0/24 | Kindai Univercity, | 157.13.0.0/16 | APNIC | |
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157.16.0.0/16 | University Public Corporation Osaka | 157.16.0.0/16 | APNIC | |
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157.17.0.0/19 | Reitaku University | 157.17.0.0/19 | APNIC | |
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157.17.80.0/23 | Reitaku University | 157.17.80.0/23 | APNIC | |
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157.17.96.0/20 | Reitaku University | 157.17.96.0/20 | APNIC | |
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157.19.0.0/16 | National University Corporation Muroran Institute of Technology | 157.19.0.0/16 | APNIC | |
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157.63.0.0/16 | Teikyo University of Science | 157.63.0.0/16 | APNIC | |
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157.76.0.0/16 | Ube Frontier University | 157.76.0.0/16 | APNIC | |
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157.80.0.0/16 | Ibaraki University | 157.80.0.0/16 | APNIC | |
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157.102.0.0/16 | Teikyo University | 157.102.0.0/16 | APNIC | |
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157.105.0.0/16 | National University Corporation Tokyo Gakugei University | 157.105.0.0/16 | APNIC | |
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157.111.0.0/20 | National Institutes for Quantum and Radiological Science and Technology | 157.111.0.0/16 | APNIC | |
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157.111.0.0/16 | National Institutes for Quantum and Radiological Science and Technology | 157.111.0.0/16 | APNIC | |
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157.111.16.0/24 | National Institutes for Quantum and Radiological Science and Technology | 157.111.0.0/16 | APNIC | |
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157.114.0.0/16 | Institue National Colleges of Technology, Japan | 157.114.0.0/16 | APNIC | |
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158.203.0.0/16 | Japan Network Information Center | 158.203.0.0/16 | APNIC | |
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158.208.0.0/16 | Japan Network Information Center | 158.208.0.0/16 | APNIC | |
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158.210.0.0/16 | Japan Network Information Center | 158.210.0.0/16 | APNIC | |
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158.215.0.0/16 | Japan Network Information Center | 158.215.0.0/16 | APNIC | |
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160.11.0.0/16 | Nara Women's University | 160.11.0.0/16 | APNIC | |
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160.11.248.0/21 | Nara Women's University | 160.11.0.0/16 | APNIC | |
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160.12.0.0/16 | Utsunomiya University | 160.12.0.0/16 | APNIC | |
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160.15.0.0/16 | Tottori University | 160.15.0.0/16 | APNIC | |
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160.18.2.0/24 | Institue National Colleges of Technology, Japan | 160.18.0.0/16 | APNIC | |
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160.18.100.0/24 | Institue National Colleges of Technology, Japan | 159.26.0.0/16 | ARIN | |
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160.18.128.0/24 | Institue National Colleges of Technology, Japan | 160.18.0.0/16 | APNIC | |
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160.18.136.0/23 | Institue National Colleges of Technology, Japan | 160.18.0.0/16 | APNIC | |
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160.18.148.0/23 | Institue National Colleges of Technology, Japan | 158.51.120.0/22 | ARIN | |
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160.18.216.0/23 | Institue National Colleges of Technology, Japan | 154.192.0.0/11 | AfriNIC | |
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160.18.220.0/23 | Institue National Colleges of Technology, Japan | 160.18.0.0/16 | APNIC | |
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160.18.224.0/24 | Institue National Colleges of Technology, Japan | 160.18.0.0/16 | APNIC | |
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160.18.225.0/24 | Institue National Colleges of Technology, Japan | 160.18.0.0/16 | APNIC | |
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160.28.0.0/16 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.8.0/24 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.9.0/24 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.202.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.204.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.206.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.208.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.212.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.214.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.216.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.218.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.222.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.224.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.226.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.28.228.0/23 | Miyagi University of Education | 160.28.0.0/16 | APNIC | |
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160.29.0.0/16 | Iwate University | 160.29.0.0/16 | APNIC | |
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160.190.0.0/16 | National Cancer Center | 160.190.0.0/16 | APNIC | |
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160.193.0.0/16 | University Public Corporation Osaka | 160.193.0.0/16 | APNIC | |
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160.194.0.0/16 | Meisei University | 160.194.0.0/16 | APNIC | |
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160.198.0.0/16 | University of Occupational and Environmental Health ,Japan | 160.198.0.0/16 | APNIC | |
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160.202.0.0/21 | Meteorological Research Institute | 160.202.0.0/21 | APNIC | |
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160.204.0.0/16 | Naruto University of Education | 160.204.0.0/16 | APNIC | |
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160.237.0.0/18 | Tama University | 160.237.0.0/18 | APNIC | |
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160.237.192.0/18 | Tama University | 160.237.192.0/18 | APNIC | |
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160.238.1.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.1.0/24 | APNIC | |
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160.238.2.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.2.0/23 | APNIC | |
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160.238.3.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.2.0/23 | APNIC | |
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160.238.4.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.4.0/22 | APNIC | |
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160.238.5.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.4.0/22 | APNIC | |
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160.238.6.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.4.0/22 | APNIC | |
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160.238.7.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.4.0/22 | APNIC | |
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160.238.8.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.8.0/23 | APNIC | |
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160.238.9.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.8.0/23 | APNIC | |
![]() |
160.238.10.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.10.0/24 | APNIC | |
![]() |
160.238.20.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.20.0/24 | APNIC | |
![]() |
160.238.30.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.30.0/24 | APNIC | |
![]() |
160.238.32.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.32.0/24 | APNIC | |
![]() |
160.238.40.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.40.0/24 | APNIC | |
![]() |
160.238.51.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.51.0/24 | APNIC | |
![]() |
160.238.56.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.56.0/24 | APNIC | |
![]() |
160.238.62.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.62.0/24 | APNIC | |
![]() |
160.238.100.0/24 | Public University Corporation Oita Prefectural College of Arts and Culture | 160.238.100.0/24 | APNIC | |
![]() |
160.244.0.0/16 | Tezukayama University | 160.244.0.0/16 | APNIC | |
![]() |
160.245.112.0/24 | Institue National Colleges of Technology, Japan | 160.245.0.0/16 | APNIC | |
![]() |
160.247.0.0/16 | Konan University | 160.247.0.0/16 | APNIC | |
![]() |
160.252.0.0/16 | Shinshu University | 160.252.0.0/16 | APNIC | |
![]() |
163.42.0.0/16 | Geospatial Information Authority of Japan, Ministry of Land, Infrastructure, Transport and Tourism | 163.42.0.0/16 | APNIC | |
![]() |
163.47.1.0/24 | Tokyo Metropolitan College of Industrial Technology | 163.47.0.0/22 | APNIC | |
![]() |
163.47.2.0/23 | Tokyo Metropolitan College of Industrial Technology | 163.47.0.0/22 | APNIC | |
![]() |
163.51.0.0/16 | Kindai University | 163.51.0.0/16 | APNIC | |
![]() |
163.51.161.0/24 | Kindai University | 163.51.0.0/16 | APNIC | |
![]() |
163.51.162.0/23 | Kindai University | 163.51.0.0/16 | APNIC | |
![]() |
163.51.164.0/22 | Kindai University | 163.51.0.0/16 | APNIC | |
![]() |
163.51.168.0/22 | Kindai University | 163.51.0.0/16 | APNIC | |
![]() |
163.51.172.0/23 | Kindai University | 165.161.0.0/16 | ARIN | |
![]() |
163.51.174.0/24 | Kindai University | 163.51.0.0/16 | APNIC | |
![]() |
163.54.0.0/16 | Aomori Public University | 163.54.0.0/16 | APNIC | |
![]() |
163.130.0.0/16 | Japan Network Information Center | 163.130.0.0/16 | APNIC | |
![]() |
163.134.0.0/16 | Japan Network Information Center | 163.134.0.0/16 | APNIC | |
![]() |
163.136.0.0/16 | Japan Network Information Center | 163.136.0.0/16 | APNIC | |
![]() |
163.143.0.0/16 | Japan Network Information Center | 163.143.0.0/16 | APNIC | |
![]() |
163.145.0.0/16 | Japan Network Information Center | 163.145.0.0/16 | APNIC | |
![]() |
163.148.0.0/16 | Japan Network Information Center | 163.148.0.0/16 | APNIC | |
![]() |
163.209.0.0/16 | Kagoshima University | 163.209.0.0/16 | APNIC | |
![]() |
163.212.0.0/16 | Yokohama City University | 163.212.0.0/16 | APNIC | |
![]() |
163.212.29.0/24 | Yokohama City University | 163.212.0.0/16 | APNIC | |
![]() |
163.214.0.0/16 | Aichi-Gakuin University | 163.214.0.0/16 | APNIC | |
![]() |
163.215.0.0/16 | Tokyo University Of Technology | 163.215.0.0/16 | APNIC | |
![]() |
163.220.0.0/17 | National Institute of Advanced Industrial Science and Technology | 163.220.0.0/17 | APNIC | |
![]() |
163.220.128.0/20 | National Institute of Advanced Industrial Science and Technology | 160.109.0.0/16 | ARIN | |
![]() |
163.220.144.0/21 | National Institute of Advanced Industrial Science and Technology | 163.220.128.0/19 | APNIC | |
![]() |
163.220.152.0/21 | National Institute of Advanced Industrial Science and Technology | 163.220.128.0/19 | APNIC | |
![]() |
163.220.176.0/20 | mdx | 163.220.176.0/20 | APNIC | |
![]() |
163.225.0.0/16 | Okayama Prefectural University | 163.225.0.0/16 | APNIC | |
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163.226.0.0/16 | University Public Corporation Osaka | 163.226.0.0/16 | APNIC | |
![]() |
164.161.0.0/16 | Tokyo University of Marine Science and Technology | 164.161.0.0/16 | APNIC | |
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165.93.0.0/16 | National University Corporation Tokyo University of Agriculture and Technology | 165.93.0.0/16 | APNIC | |
![]() |
192.31.121.0/24 | University of Tokyo | 192.31.121.0/24 | APNIC | |
![]() |
192.47.1.0/24 | Kyushu Institute of Technology | 192.47.1.0/24 | APNIC | |
![]() |
192.47.2.0/23 | Kyushu Institute of Technology | 192.47.2.0/23 | APNIC | |
![]() |
192.47.16.0/22 | Kyushu Institute of Technology | 192.47.16.0/22 | APNIC | |
![]() |
192.47.204.0/24 | Daito Bunka University | 192.47.204.0/24 | APNIC | |
![]() |
192.47.205.0/24 | Daito Bunka University | 192.47.205.0/24 | APNIC | |
![]() |
192.50.28.0/24 | The University of Electro-Communications | 192.50.0.0/16 | APNIC | |
![]() |
192.50.30.0/23 | imported inetnum object for JNIC | 192.50.0.0/16 | APNIC | |
![]() |
192.50.42.0/24 | Kyoto Institute of Technology | 192.50.0.0/16 | APNIC | |
![]() |
192.50.57.0/24 | Nagoya University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.69.0/24 | Ehime University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.70.0/24 | Ehime University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.71.0/24 | Ehime University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.72.0/24 | Ehime University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.102.0/23 | Shiga University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.106.0/23 | Nagoya Institute of Technology | 192.50.0.0/16 | APNIC | |
![]() |
192.50.108.0/24 | Nagoya Institute of Technology | 192.50.0.0/16 | APNIC | |
![]() |
192.50.192.0/23 | Kagawa Nutrition University | 192.50.0.0/16 | APNIC | |
![]() |
192.50.210.0/23 | Nagoya Institute of Technology | 190.107.248.0/21 | Lacnic | |
![]() |
192.50.212.0/24 | Nagoya Institute of Technology | 192.50.0.0/16 | APNIC | |
![]() |
192.51.168.0/22 | Inter-University Research Institute Corporation, National Institutes for the Humanities, National Museum of Ethnology | 192.51.168.0/22 | APNIC | |
![]() |
192.51.194.0/23 | Hokusei Gakuen University | 192.51.194.0/24 | APNIC | |
![]() |
192.58.9.0/24 | Research Organization of Information and Systems, National Institute of Informatics | 192.58.9.0/24 | APNIC | |
![]() |
192.58.10.0/23 | Research Organization of Information and Systems, National Institute of Informatics | 192.58.10.0/23 | APNIC | |
![]() |
192.58.12.0/22 | Research Organization of Information and Systems, National Institute of Informatics | 192.58.12.0/22 | APNIC | |
![]() |
192.58.16.0/23 | Research Organization of Information and Systems, National Institute of Informatics | 192.58.16.0/23 | APNIC | |
![]() |
192.58.18.0/24 | Research Organization of Information and Systems, National Institute of Informatics | 192.58.18.0/24 | APNIC | |
![]() |
192.153.95.0/24 | Research Organization of Information and Systems, National Institute of Informatics | 192.153.95.0/24 | APNIC | |
![]() |
192.153.96.0/21 | imported inetnum object for NCSIS-1 | 192.153.96.0/21 | APNIC | |
![]() |
192.153.104.0/24 | Research Organization of Information and Systems, National Institute of Informatics | 192.153.104.0/24 | APNIC | |
![]() |
192.156.145.0/24 | National Institute of Technology, Japan | 192.156.145.0/24 | APNIC | |
![]() |
192.156.146.0/23 | National Institute of Technology, Japan | 192.156.146.0/23 | APNIC | |
![]() |
192.156.148.0/23 | National Institute of Technology, Japan | 192.156.148.0/23 | APNIC | |
![]() |
192.156.151.0/24 | EARTH REMOTE SENSING ANALYSIS CENTER (ERSDAC) | 192.156.151.0/24 | APNIC | |
![]() |
192.156.158.0/24 | Sapporo City University | 192.156.158.0/24 | APNIC | |
![]() |
192.172.236.0/24 | University Of Fukui | 192.172.236.0/24 | APNIC | |
![]() |
192.174.128.0/17 | Research Organization of Information and Systems, National Institute of Informatics | 192.174.128.0/20 | APNIC | |
![]() |
192.188.73.0/24 | Utsunomiya University | 192.188.73.0/24 | APNIC | |
![]() |
192.188.74.0/24 | Utsunomiya University | 192.188.74.0/24 | APNIC | |
![]() |
192.218.1.0/24 | National Institute for Educational Policy Research | 192.218.0.0/16 | APNIC | |
![]() |
192.218.92.0/22 | Asahi University | 192.218.0.0/16 | APNIC | |
![]() |
192.218.112.0/22 | imported inetnum object for JNIC | 192.102.32.0/19 | RIPE | |
![]() |
192.218.116.0/22 | imported inetnum object for JNIC | 192.218.0.0/16 | APNIC | |
![]() |
192.218.160.0/20 | Kwansei Gakuin University | 192.218.0.0/16 | APNIC | |
![]() |
192.218.240.0/21 | International Christian University | 192.218.0.0/16 | APNIC | |
![]() |
192.244.20.0/23 | imported inetnum object for JNIC | 192.244.0.0/16 | APNIC | |
![]() |
192.244.78.0/23 | Kanazawa Institute of Technology | 192.244.0.0/16 | APNIC | |
![]() |
192.244.80.0/20 | National Institute of Technology, Japan | 192.244.0.0/16 | APNIC | |
![]() |
192.244.144.0/20 | National University Corporation Tokyo University of Marine Science and Technology | 193.192.96.0/19 | RIPE | |
![]() |
192.244.196.0/22 | imported inetnum object for JNIC | 192.244.0.0/16 | APNIC | |
![]() |
192.244.208.0/20 | Shimane University | 192.244.0.0/16 | APNIC | |
![]() |
192.244.228.0/22 | Japan Agency for Marine-Earth Science and Technology | 192.244.0.0/16 | APNIC | |
![]() |
192.244.254.0/24 | Kobe City College of Technology | 192.244.0.0/16 | APNIC | |
![]() |
202.11.0.0/21 | Japan Network Information Center | 202.11.0.0/16 | APNIC | |
![]() |
202.11.8.0/22 | KYUSHU KYORITSU UNIVERSITY | 202.70.176.0/20 | APNIC | |
![]() |
202.11.96.0/21 | Ikueikan University | 202.11.0.0/16 | APNIC | |
![]() |
202.11.104.0/21 | National Institute of Technology, Japan | 202.11.0.0/16 | APNIC | |
![]() |
202.11.138.0/24 | National Institute of Technology, Japan | 202.11.0.0/16 | APNIC | |
![]() |
202.11.166.0/23 | Tohoku Bunkyo Junior College | 202.11.0.0/16 | APNIC | |
![]() |
202.11.212.0/24 | Aomori Polytechnic College | 202.11.0.0/16 | APNIC | |
![]() |
202.11.216.0/22 | Kinjo Gakuin University | 202.11.0.0/16 | APNIC | |
![]() |
202.13.0.0/22 | Fukui University of Technology | 202.13.0.0/16 | APNIC | |
![]() |
202.13.4.0/23 | Tokyo University of Foreign Studies | 202.13.0.0/16 | APNIC | |
![]() |
202.13.8.0/21 | Tokyo University of Science , Sanyo Onoda Yamaguchi | 201.220.224.0/20 | Lacnic | |
![]() |
202.13.16.0/21 | Suwa University of Science | 202.13.0.0/16 | APNIC | |
![]() |
202.13.60.0/24 | Fukui Prefectural Government | 201.229.0.0/18 | Lacnic | |
![]() |
202.13.82.0/23 | Sapporo City University | 202.13.0.0/16 | APNIC | |
![]() |
202.13.87.0/24 | Fukushima Technology Centre | 202.13.0.0/16 | APNIC | |
![]() |
202.15.16.0/20 | Aichi Institute of Technology | 202.15.0.0/16 | APNIC | |
![]() |
202.15.106.0/23 | National Institute of Technology, Japan | 202.15.0.0/16 | APNIC | |
![]() |
202.15.110.0/24 | National Institute of Technology, Japan | 202.15.0.0/16 | APNIC | |
![]() |
202.16.122.0/23 | National Center For University Entrance Examinations | 201.218.64.0/19 | Lacnic | |
![]() |
202.16.124.0/24 | Aichi University | 202.16.0.0/16 | APNIC | |
![]() |
202.16.125.0/24 | AICHI UNIVERSITY | 202.16.0.0/16 | APNIC | |
![]() |
202.16.128.0/20 | Sojo University | 202.16.0.0/16 | APNIC | |
![]() |
202.16.208.0/20 | TOHO University | 201.149.192.0/18 | Lacnic | |
![]() |
202.16.224.0/24 | National Institute of Technology, Japan | 202.16.0.0/16 | APNIC | |
![]() |
202.17.104.0/21 | Otsuma Gakuin Educational Institution | 202.17.0.0/16 | APNIC | |
![]() |
202.17.120.0/23 | Sapporo Gakuin University | 202.17.0.0/16 | APNIC | |
![]() |
202.17.171.0/24 | Gifu Kyoritsu University | 201.94.192.0/18 | Lacnic | |
![]() |
202.17.182.0/24 | Kunitachi College of Music | 202.8.78.0/23 | APNIC | |
![]() |
202.17.184.0/22 | Miyazaki International College | 202.17.0.0/16 | APNIC | |
![]() |
202.17.200.0/21 | Matsuyama University | 202.17.0.0/16 | APNIC | |
![]() |
202.17.208.0/22 | National Institute of Technology, Japan | 202.17.0.0/16 | APNIC | |
![]() |
202.17.254.0/24 | National Institute of Technology, Japan | 202.17.0.0/16 | APNIC | |
![]() |
202.18.32.0/19 | Kyushu Kyoritsu University | 202.18.0.0/16 | APNIC | |
![]() |
202.18.160.0/20 | Nippon Institute of Technology | 202.18.0.0/16 | APNIC | |
![]() |
202.18.161.0/24 | Nippon Institute of Technology | 202.18.0.0/16 | APNIC | |
![]() |
202.18.162.0/24 | Nippon Institute of Technology | 202.42.252.0/22 | APNIC | |
![]() |
202.18.171.0/24 | Nippon Institute of Technology | 202.18.0.0/16 | APNIC | |
![]() |
202.18.182.0/24 | Tokyo Metropolitan Institute of Medical Science | 202.18.0.0/16 | APNIC | |
![]() |
202.18.184.0/22 | National Institute of Technology, Japan | 202.18.0.0/16 | APNIC | |
![]() |
202.18.188.0/22 | Japan Network Information Center | 202.18.0.0/16 | APNIC | |
![]() |
202.18.254.0/24 | National Institute of Technology, Japan | 202.18.0.0/16 | APNIC | |
![]() |
202.19.104.0/23 | National Institute of Technology, Japan | 202.19.0.0/16 | APNIC | |
![]() |
202.19.136.0/21 | University Of Fukui | 202.80.32.0/20 | APNIC | |
![]() |
202.19.144.0/21 | National University Corporation Shiga University of Medical Science | 202.19.0.0/16 | APNIC | |
![]() |
202.19.168.0/21 | Josai University | 202.19.0.0/16 | APNIC | |
![]() |
202.19.179.0/24 | Fuji Women's College | 202.19.0.0/16 | APNIC | |
![]() |
202.23.64.0/22 | Kagoshima Immaculate Heart School Corporation | 202.23.0.0/16 | APNIC | |
![]() |
202.23.72.0/21 | University of Miyazaki | 202.23.0.0/16 | APNIC | |
![]() |
202.23.86.0/24 | National Institute for Educational Policy Research | 202.23.0.0/16 | APNIC | |
![]() |
202.23.192.0/21 | National Institute of Technology, Japan | 202.23.0.0/16 | APNIC | |
![]() |
202.23.247.0/24 | Niigata University of Internationaland Information Studies | 202.23.0.0/16 | APNIC | |
![]() |
202.24.52.0/24 | Nagoya Gakuin University | 202.24.0.0/15 | APNIC | |
![]() |
202.24.80.0/21 | Nakanishi Educational Foundation | 201.163.0.0/16 | Lacnic | |
![]() |
202.24.92.0/22 | Kumamoto Industrial Research Institute | 202.24.0.0/15 | APNIC | |
![]() |
202.24.144.0/21 | Kumamoto Gakuen University | 202.24.0.0/15 | APNIC | |
![]() |
202.24.160.0/21 | National Institute of Fitness and Sports in Kanoya | 202.24.0.0/15 | APNIC | |
![]() |
202.24.240.0/21 | National Institute of Technology, Japan | 202.24.0.0/15 | APNIC | |
![]() |
202.25.68.0/22 | National Institute of Technology, Japan | 202.24.0.0/15 | APNIC | |
![]() |
202.25.80.0/23 | National Defense Academy | 202.24.0.0/15 | APNIC | |
![]() |
202.25.86.0/23 | National Defense Academy | 202.24.0.0/15 | APNIC | |
![]() |
202.25.99.0/24 | Miyazaki Municipal University | 202.24.0.0/15 | APNIC | |
![]() |
202.25.113.0/24 | Industrial Research Center of Shiga pref. | 202.24.0.0/15 | APNIC | |
![]() |
202.25.155.0/24 | Japan Women's University | 202.24.0.0/15 | APNIC | |
![]() |
202.25.156.0/24 | Japan Women's University | 202.24.0.0/15 | APNIC | |
![]() |
202.25.224.0/20 | Joetsu University of Education | 202.24.0.0/15 | APNIC | |
![]() |
202.26.64.0/19 | Japan Network Information Center | 202.26.0.0/16 | APNIC | |
![]() |
202.26.139.0/24 | National Institute of Technology, Japan | 202.26.0.0/16 | APNIC | |
![]() |
202.26.144.0/20 | Japan Network Information Center | 201.166.128.0/18 | Lacnic | |
![]() |
202.26.160.0/20 | Public University Corporation Prefectural University of Kumamoto | 202.26.0.0/16 | APNIC | |
![]() |
202.26.188.0/24 | Kyoto University of Education | 201.219.64.0/19 | Lacnic | |
![]() |
202.26.189.0/24 | Kyoto University of Education | 202.44.52.0/22 | APNIC | |
![]() |
202.26.190.0/24 | Kyoto University of Education | 202.26.0.0/16 | APNIC | |
![]() |
202.26.191.0/24 | Kyoto University of Education | 202.26.0.0/16 | APNIC | |
![]() |
202.26.196.0/22 | Kagawa Junior College | 202.26.0.0/16 | APNIC | |
![]() |
202.26.224.0/24 | National Institute of Technology, Japan | 202.26.0.0/16 | APNIC | |
![]() |
202.26.248.0/23 | National Institute of Technology, Japan | 202.26.0.0/16 | APNIC | |
![]() |
202.34.192.0/20 | National Institute of Technology, Japan | 202.32.0.0/14 | APNIC | |
![]() |
202.34.242.0/24 | Hokkaido Information University | 202.32.0.0/14 | APNIC | |
![]() |
202.34.242.0/23 | Japan Network Information Center | 201.58.0.0/15 | Lacnic | |
![]() |
202.34.243.0/24 | Hokkaido Information University | 202.32.0.0/14 | APNIC | |
![]() |
202.34.246.0/23 | Japan Network Information Center | 202.32.0.0/14 | APNIC | |
![]() |
202.35.192.0/19 | Nagoya City University | 202.51.96.0/19 | APNIC | |
![]() |
202.35.199.0/24 | Nagoya City University | 202.32.0.0/14 | APNIC | |
![]() |
202.35.224.0/24 | Sugiyama Jogakuen University | 202.32.0.0/14 | APNIC | |
![]() |
202.35.226.0/23 | Juntendo University | 202.32.0.0/14 | APNIC | |
![]() |
202.35.228.0/24 | Yamagata Research Institute of Technology | 202.32.0.0/14 | APNIC | |
![]() |
202.35.248.0/22 | YAMAGATA College of Industry & Technology | 202.32.0.0/14 | APNIC | |
![]() |
202.48.48.0/23 | Bunkyo University | 202.48.0.0/16 | APNIC | |
![]() |
202.48.50.0/24 | Bunkyo University | 202.48.0.0/16 | APNIC | |
![]() |
202.48.51.0/24 | Bunkyo University | 202.48.0.0/16 | APNIC | |
![]() |
202.48.112.0/21 | Shonan Institute of Technology | 202.48.0.0/16 | APNIC | |
![]() |
202.48.128.0/23 | Momoyama Gakuin University | 202.48.0.0/16 | APNIC | |
![]() |
202.48.160.0/22 | Niigata University of Management | 202.48.0.0/16 | APNIC | |
![]() |
202.48.228.0/22 | Kyoto College of Economics | 202.48.0.0/16 | APNIC | |
![]() |
202.145.16.0/24 | Civil Aviation College, Independent Administrative Institution | 202.145.16.0/22 | APNIC | |
![]() |
202.145.16.0/22 | Research Organization of Information and Systems, National Institute of Informatics | 202.145.16.0/22 | APNIC | |
![]() |
202.145.17.0/24 | Kyushu University of Medical Science | 202.145.16.0/22 | APNIC | |
![]() |
202.145.18.0/23 | Miyazaki Prefectural Nursing University | 202.145.16.0/22 | APNIC | |
![]() |
202.145.24.0/24 | Research Organization of Information and Systems, National Institute of Informatics | 203.192.192.0/20 | APNIC | |
![]() |
202.145.24.0/23 | Minamikyushu University | 202.145.24.0/23 | APNIC | |
![]() |
202.145.25.0/24 | Research Organization of Information and Systems, National Institute of Informatics | 202.145.24.0/23 | APNIC | |
![]() |
202.175.144.0/20 | Human Genome Center, Institute of Medical Science, University of Tokyo | 202.175.144.0/20 | APNIC | |
![]() |
202.208.8.0/23 | Kyushu Dental University | 202.125.64.0/20 | APNIC | |
![]() |
202.208.16.0/22 | Kyushu Polytechnic College | 202.208.0.0/14 | APNIC | |
![]() |
202.208.25.0/24 | Tokuyama University | 202.208.0.0/14 | APNIC | |
![]() |
202.209.0.0/16 | Research Organization of Information and Systems, National Institute of Informatics | 202.208.0.0/14 | APNIC | |
![]() |
202.210.0.0/22 | Equine Research Institute, JRA | 202.208.0.0/14 | APNIC | |
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202.211.0.0/20 | Research Organization of Information and Systems, National Institute of Informatics | 202.208.0.0/14 | APNIC | |
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202.211.0.0/19 | Japan Network Information Center | 202.208.0.0/14 | APNIC | |
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202.211.16.0/20 | Research Organization of Information and Systems, National Institute of Informatics | 202.208.0.0/14 | APNIC | |
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202.213.0.0/22 | National Institute of Technology, Japan | 202.152.128.0/19 | APNIC | |
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202.213.24.0/23 | SEINAN JO GAKUIN | 202.133.48.0/20 | APNIC | |
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202.213.160.0/20 | Research Organization of Information and Systems, National Institute of Informatics | 202.212.0.0/14 | APNIC | |
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202.216.78.0/24 | Public University Corporation Tottori University of Environmental Studies | 202.216.0.0/14 | APNIC | |
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202.220.0.0/22 | National Institute of Technology, Japan | 202.220.0.0/14 | APNIC | |
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202.220.17.0/24 | Industrial Technology Institute, Miyagi Prefectural Government | 202.220.0.0/14 | APNIC | |
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202.220.21.0/24 | Junshin Women Junior College | 202.220.0.0/14 | APNIC | |
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202.220.56.0/22 | Japan Organization for Employment of the Elderly, Persons with Disabilities and Job SeekersNortheast Polytechnic University of Japan attached Akita occupational-skills-development junior college school | 202.220.0.0/14 | APNIC | |
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202.220.62.0/23 | Educational Foundation Fukuoka Gakuen | 202.220.0.0/14 | APNIC | |
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202.220.64.0/22 | Tsukuba Research Center, National Science Museum, Tokyo | 202.220.0.0/14 | APNIC | |
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202.220.72.0/22 | Nakamura Gakuen University | 202.220.0.0/14 | APNIC | |
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202.220.80.0/24 | Japanese Red Cross Akita Junior College | 202.220.0.0/14 | APNIC | |
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202.220.104.0/23 | Nishinippon Institute of Technology | 202.220.0.0/14 | APNIC | |
![]() |
202.220.116.0/23 | National Institute of Technology, Japan | 202.220.0.0/14 | APNIC | |
![]() |
202.220.118.0/24 | National Institute of Technology, Japan | 202.220.0.0/14 | APNIC | |
![]() |
202.220.124.0/22 | National Institute of Technology, Japan | 202.204.0.0/14 | APNIC | |
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202.223.128.0/17 | Research Organization of Information and Systems, National Institute of Informatics | 202.220.0.0/14 | APNIC | |
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202.231.0.0/18 | Research Organization of Information and Systems, National Institute of Informatics | 202.230.0.0/15 | APNIC | |
![]() |
202.235.128.0/18 | Japan Network Information Center | 203.191.16.0/20 | APNIC | |
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202.235.128.0/19 | Research Organization of Information and Systems, National Institute of Informatics | 202.232.0.0/14 | APNIC | |
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202.235.160.0/19 | Research Organization of Information and Systems, National Institute of Informatics | 202.232.0.0/14 | APNIC | |
![]() |
202.236.2.0/24 | JunshinGakuen University | 202.236.0.0/14 | APNIC | |
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202.236.16.0/24 | The University of Human Environments | 202.236.0.0/14 | APNIC | |
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202.236.33.0/24 | Nara Prefectural Library & Information Center | 202.236.0.0/14 | APNIC | |
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202.236.44.0/24 | University of Sapporo | 202.236.0.0/14 | APNIC | |
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202.236.60.0/23 | Sagami Women's University | 202.236.0.0/14 | APNIC | |
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202.236.70.0/24 | Takasaki City University of Economics | 202.236.0.0/14 | APNIC | |
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202.236.100.0/22 | Nagoya Bunri University | 202.236.0.0/14 | APNIC | |
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202.236.106.0/23 | The Open University of Japan | 203.91.192.0/19 | APNIC | |
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202.236.111.0/24 | Fukuoka Prefectural University | 203.78.8.0/21 | APNIC | |
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202.236.112.0/22 | Osaka University of Commerce | 202.126.64.0/20 | APNIC | |
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202.236.120.0/24 | Kyoto University of Foreign Studies | 202.236.0.0/14 | APNIC | |
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202.236.124.0/24 | Gunma Industrial Technology Center | 202.236.0.0/14 | APNIC | |
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202.236.128.0/20 | Osaka Dental University | 203.195.128.0/17 | APNIC | |
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202.236.150.0/23 | International University of Kagoshima | 202.236.0.0/14 | APNIC | |
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202.236.168.0/22 | Fujita Health University | 202.236.0.0/14 | APNIC | |
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202.236.172.0/22 | Fujita Health University | 202.236.0.0/14 | APNIC | |
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202.236.176.0/22 | Nara University of Education | 202.236.0.0/14 | APNIC | |
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202.236.188.0/22 | University of Marketing andDistribution Sciences | 202.128.104.0/23 | APNIC | |
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202.237.2.0/23 | Kushiro Public University of Economics | 202.236.0.0/14 | APNIC | |
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202.237.6.0/23 | Nagoya Women's University | 202.236.0.0/14 | APNIC | |
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202.237.15.0/24 | Okinawa Prefectural University of Arts | 202.236.0.0/14 | APNIC | |
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202.237.24.0/24 | Fukushima College | 202.236.0.0/14 | APNIC | |
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202.237.27.0/24 | Sendai Shirayuri Women's College | 203.144.64.0/20 | APNIC | |
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202.237.40.0/24 | Gifu Shotoku Gakuen University | 202.236.0.0/14 | APNIC | |
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202.237.52.0/23 | National Institute of Special Needs Education | 203.130.224.0/19 | APNIC | |
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202.237.54.0/23 | Kibi International University | 202.236.0.0/14 | APNIC | |
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202.237.168.0/23 | National Institute of Technology, Japan | 202.236.0.0/14 | APNIC | |
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202.237.174.0/24 | Public University Corporation Fukuoka Women's University | 202.236.0.0/14 | APNIC | |
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202.237.255.0/24 | Local Independent Administrative Agency Hokkaido Research Organization Industrial Technology Research Department Industrial Research Institute | 202.236.0.0/14 | APNIC | |
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202.240.8.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.8.0/21 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.9.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.10.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.11.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.12.0/24 | Nihon Fukushi University Educational Group | 203.18.216.0/21 | APNIC | |
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202.240.13.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.14.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.15.0/24 | Nihon Fukushi University Educational Group | 202.240.0.0/12 | APNIC | |
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202.240.72.0/22 | Tokyo University of Agriculture | 202.240.0.0/12 | APNIC | |
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202.240.76.0/23 | Tokyo University of Agriculture | 202.240.0.0/12 | APNIC | |
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202.240.78.0/23 | Tokyo University of Agriculture | 202.240.0.0/12 | APNIC | |
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202.240.96.0/22 | University of East Asia | 202.240.0.0/12 | APNIC | |
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202.240.112.0/23 | Tokyo Metropolitan Institute for Geriatrics and Gerontology | 202.240.0.0/12 | APNIC | |
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202.240.114.0/24 | Tokyo Metropolitan Institute for Geriatrics and Gerontology | 202.240.0.0/12 | APNIC | |
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202.240.115.0/24 | Tokyo Metropolitan Institute for Geriatrics and Gerontology | 202.240.0.0/12 | APNIC | |
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202.240.117.0/24 | Ishikawa Prefectural University | 202.240.0.0/12 | APNIC | |
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202.240.137.0/24 | University of Marketing andDistribution Sciences | 202.240.0.0/12 | APNIC | |
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202.240.224.0/24 | Kyoto Polytechnic College | 202.240.0.0/12 | APNIC | |
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202.240.232.0/24 | Chikushi Jogakuen University | 202.240.0.0/12 | APNIC | |
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202.241.0.0/17 | Research Organization of Information and Systems, National Institute of Informatics | 202.155.128.0/19 | APNIC | |
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202.242.5.0/24 | Japanese Foundation for Cancer Research | 202.240.0.0/12 | APNIC | |
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202.242.7.0/24 | Beppu University | 203.168.48.0/20 | APNIC | |
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202.242.8.0/22 | OSAKA UNIVERSITY OF ECONOMICS | 202.240.0.0/12 | APNIC | |
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202.242.12.0/23 | OSAKA UNIVERSITY OF ECONOMICS | 202.240.0.0/12 | APNIC | |
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202.242.14.0/24 | OSAKA UNIVERSITY OF ECONOMICS | 202.240.0.0/12 | APNIC | |
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202.242.15.0/24 | OSAKA UNIVERSITY OF ECONOMICS | 202.240.0.0/12 | APNIC | |
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202.242.21.0/24 | Shinshu Internet Council | 202.240.0.0/12 | APNIC | |
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202.242.38.0/23 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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202.242.55.0/24 | Japan Women's College of Physical Education | 202.240.0.0/12 | APNIC | |
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202.242.64.0/21 | Mukogawa Women's University | 202.165.232.0/23 | APNIC | |
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202.242.101.0/24 | Higashi Nippon International University | 203.166.208.0/21 | APNIC | |
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202.242.120.0/24 | Kobe Shoin Women's University | 202.240.0.0/12 | APNIC | |
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202.242.121.0/24 | Kobe Shoin Women's University | 203.206.0.0/16 | APNIC | |
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202.242.127.0/24 | Toyama Industrial Technology Center | 202.240.0.0/12 | APNIC | |
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202.242.131.0/24 | Industrial Research Institute of Ishikawa | 202.240.0.0/12 | APNIC | |
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202.242.160.0/19 | Tokyo Medical and Dental University | 202.240.0.0/12 | APNIC | |
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202.242.192.0/22 | Japan Network Information Center | 202.240.0.0/12 | APNIC | |
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202.242.231.0/24 | Shobi University | 202.139.32.0/19 | APNIC | |
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202.243.16.0/20 | National University Corporation Asahikawa Medical College | 202.240.0.0/12 | APNIC | |
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202.243.128.0/20 | The University of Shiga Prefecture | 202.240.0.0/12 | APNIC | |
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202.243.162.0/24 | National Institutes for Cultural Heritage, Tokyo National Museum | 202.134.16.0/21 | APNIC | |
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202.243.163.0/24 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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202.243.185.0/24 | Nagano Prefectural Institute of Technology | 203.34.156.0/22 | APNIC | |
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202.243.220.0/24 | Meiji University of Integrative Medicine | 203.162.32.0/19 | APNIC | |
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202.243.221.0/24 | Tokyo Metropolitan University of Health Sciences | 202.240.0.0/12 | APNIC | |
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202.243.222.0/24 | Osaka Science Museum | 202.240.0.0/12 | APNIC | |
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202.243.234.0/23 | The Graduate University for Advanced Studies | 203.177.224.0/20 | APNIC | |
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202.244.3.0/24 | Civil Engineering Research Institute of Hokkaido | 202.240.0.0/12 | APNIC | |
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202.244.52.0/22 | Kyoto Koka Wemen's University | 203.117.64.0/18 | APNIC | |
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202.244.62.0/24 | Toyama University of International Studies | 202.240.0.0/12 | APNIC | |
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202.244.76.0/22 | Hyogo University | 202.115.128.0/17 | APNIC | |
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202.244.90.0/23 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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202.244.104.0/23 | Institute of Developing Economies, Japan External Trade Organization | 202.240.0.0/12 | APNIC | |
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202.244.112.0/20 | Shikoku University | 202.240.0.0/12 | APNIC | |
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202.244.160.0/20 | Kurashiki University of Science and the Arts | 202.204.0.0/14 | APNIC | |
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202.244.176.0/20 | Kurashiki University of Science and the Arts | 203.162.128.0/20 | APNIC | |
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202.244.192.0/21 | Iwate Medical University | 202.240.0.0/12 | APNIC | |
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202.244.205.0/24 | Kawasaki Gakuen Inc. | 203.107.128.0/18 | APNIC | |
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202.244.210.0/24 | Niigata University of Pharmacy and Applied Life Sciences | 202.240.0.0/12 | APNIC | |
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202.244.240.0/20 | Tokyo University of the Arts | 202.142.160.0/19 | APNIC | |
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202.245.2.0/23 | The University of Kitakyushu | 202.240.0.0/12 | APNIC | |
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202.245.11.0/24 | Hyogo College of Medicine | 202.240.0.0/12 | APNIC | |
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202.245.13.0/24 | Tsuru University | 202.240.0.0/12 | APNIC | |
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202.245.24.0/23 | National Fisheries University | 202.240.0.0/12 | APNIC | |
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202.245.64.0/19 | Tokiwa University | 202.240.0.0/12 | APNIC | |
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202.245.100.0/22 | National Institute for Japanese Language and Linguistics | 202.240.0.0/12 | APNIC | |
![]() |
202.245.104.0/23 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
![]() |
202.245.115.0/24 | Nara University | 202.240.0.0/12 | APNIC | |
![]() |
202.245.116.0/24 | Nara University | 202.240.0.0/12 | APNIC | |
![]() |
202.245.117.0/24 | Nara University | 202.240.0.0/12 | APNIC | |
![]() |
202.245.118.0/24 | Nara University | 202.240.0.0/12 | APNIC | |
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202.245.124.0/24 | Otani University | 202.240.0.0/12 | APNIC | |
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202.245.136.0/23 | Yamaguchi Prefectural University | 202.240.0.0/12 | APNIC | |
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202.245.165.0/24 | Miyagi Gakuin Women's University | 202.240.0.0/12 | APNIC | |
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202.245.168.0/22 | Hiroshima Corporation for Higher Education | 202.240.0.0/12 | APNIC | |
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202.245.212.0/22 | Nagoya University of Commerce and Business Administration | 202.240.0.0/12 | APNIC | |
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202.245.226.0/23 | Public University Corporation Wakayama Medical University | 202.240.0.0/12 | APNIC | |
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202.246.63.0/24 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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202.246.68.0/24 | The Nippon Dental University | 202.240.0.0/12 | APNIC | |
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202.246.106.0/23 | Okinawa International University | 202.240.0.0/12 | APNIC | |
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202.246.128.0/19 | Kobe City Public University Corporation | 202.240.0.0/12 | APNIC | |
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202.246.131.0/24 | Kobe City Public University Corporation | 203.162.16.0/20 | APNIC | |
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202.246.136.0/24 | Kobe City Public University Corporation | 202.240.0.0/12 | APNIC | |
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202.250.0.0/20 | Tokai University | 202.240.0.0/12 | APNIC | |
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202.250.64.0/21 | Kanagawa Institute of Technology | 202.240.0.0/12 | APNIC | |
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202.250.120.0/21 | Kindai University, Faculty of Engineering | 203.146.128.0/19 | APNIC | |
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202.250.129.0/24 | Sapporo International University | 202.240.0.0/12 | APNIC | |
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202.250.144.0/22 | Hiroshima Corporation for Higher Education | 202.240.0.0/12 | APNIC | |
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202.250.148.0/23 | Tohoku College of Pharmacy | 202.240.0.0/12 | APNIC | |
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202.250.150.0/24 | Aomori chuoo junior college | 202.240.0.0/12 | APNIC | |
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202.250.160.0/20 | Aichi University | 202.125.128.0/19 | APNIC | |
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202.250.176.0/22 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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202.250.184.0/21 | Bunri University of Hospitality | 202.240.0.0/12 | APNIC | |
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202.250.208.0/21 | National University Corporation Shimane University Faculty of Medicine | 202.240.0.0/12 | APNIC | |
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202.250.224.0/22 | Yamanashi Gakuin, Univ. | 202.240.0.0/12 | APNIC | |
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202.250.238.0/23 | Dokkyo Medical University | 202.240.0.0/12 | APNIC | |
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202.251.32.0/22 | National Institute of Technology, Japan | 202.160.8.0/21 | APNIC | |
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202.251.88.0/22 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
![]() |
202.251.140.0/24 | Nippon Medical School | 202.240.0.0/12 | APNIC | |
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202.251.180.0/22 | University Of Fukui | 202.240.0.0/12 | APNIC | |
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202.251.184.0/21 | The Tohoku University of Art and Design | 202.240.0.0/12 | APNIC | |
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202.251.224.0/20 | Fukushima Medical University | 203.192.96.0/19 | APNIC | |
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202.251.244.0/22 | National Fisheries University | 202.240.0.0/12 | APNIC | |
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202.252.128.0/18 | National University Corporation Hokkaido University of Education | 202.240.0.0/12 | APNIC | |
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202.252.197.0/24 | Kyoto City University of Arts | 202.240.0.0/12 | APNIC | |
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202.252.214.0/24 | Okinawa University | 202.240.0.0/12 | APNIC | |
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202.252.246.0/24 | Shumei University | 202.240.0.0/12 | APNIC | |
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202.252.247.0/24 | Institute of Archaeological Research Kyoto | 202.240.0.0/12 | APNIC | |
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202.253.0.0/18 | National University Corporation Hamamatsu University School of Medicine | 202.240.0.0/12 | APNIC | |
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202.253.88.0/22 | Oita University | 202.240.0.0/12 | APNIC | |
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202.253.138.0/23 | United Nations University | 202.240.0.0/12 | APNIC | |
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202.253.192.0/21 | Tamagawa University | 203.120.178.0/23 | APNIC | |
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202.253.200.0/22 | National Institute of Technology, Japan | 202.139.128.0/18 | APNIC | |
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202.253.224.0/20 | Kokushikan University | 202.240.0.0/12 | APNIC | |
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202.253.224.0/24 | Kokushikan University | 202.240.0.0/12 | APNIC | |
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202.253.248.0/22 | Kyoto Prefectural University of Medicine | 202.240.0.0/12 | APNIC | |
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202.253.252.0/24 | Tokyo University of Pharmacy and Life Sciences | 202.240.0.0/12 | APNIC | |
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202.254.0.0/19 | Hyogo University of Teacher Education | 202.181.160.0/19 | APNIC | |
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202.254.88.0/22 | Showa Women's University | 202.240.0.0/12 | APNIC | |
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202.254.96.0/21 | TOKYO POLYTECHNIC UNIVERSITY | 202.240.0.0/12 | APNIC | |
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202.254.153.0/24 | Iryo Sosei University | 202.240.0.0/12 | APNIC | |
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202.254.162.0/23 | Tsurumi University | 202.240.0.0/12 | APNIC | |
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202.254.212.0/24 | Kyushu International University | 202.240.0.0/12 | APNIC | |
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202.254.218.0/24 | Tokuyama University | 202.240.0.0/12 | APNIC | |
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202.254.227.0/24 | Showa University | 202.240.0.0/12 | APNIC | |
![]() |
202.254.230.0/24 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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202.255.24.0/24 | Toyama College | 203.114.96.0/19 | APNIC | |
![]() |
202.255.152.0/24 | Yukiyoshi Gakuen | 202.240.0.0/12 | APNIC | |
![]() |
202.255.153.0/24 | Yukiyoshi Gakuen | 202.240.0.0/12 | APNIC | |
![]() |
202.255.154.0/24 | Yukiyoshi Gakuen | 202.240.0.0/12 | APNIC | |
![]() |
202.255.155.0/24 | Yukiyoshi Gakuen | 202.240.0.0/12 | APNIC | |
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202.255.184.0/22 | Jobu University | 202.240.0.0/12 | APNIC | |
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202.255.192.0/21 | Hokkaido University of Science | 202.240.0.0/12 | APNIC | |
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202.255.200.0/22 | Inter-University Research Institute Corporation, National Institutes for the Humanities, National Museum of Japanese History | 202.240.0.0/12 | APNIC | |
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202.255.229.0/24 | Kyoto Women's University | 202.240.0.0/12 | APNIC | |
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202.255.244.0/22 | National Institute of Technology, Japan | 202.240.0.0/12 | APNIC | |
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203.112.64.0/21 | Chikushi Jogakuen University Network, | 203.112.64.0/21 | APNIC | |
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203.178.36.0/22 | Miyazaki Sangyou-Keiei University | 203.178.0.0/15 | APNIC | |
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203.178.44.0/24 | Beppu Mizobe Gakuen College | 203.178.0.0/15 | APNIC | |
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203.181.192.0/18 | Research Organization of Information and Systems, National Institute of Informatics | 203.180.0.0/14 | APNIC | |
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210.1.236.0/22 | Chikushi Jogakuen University | 210.1.236.0/22 | APNIC | |
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210.133.64.0/19 | Research Organization of Information and Systems, National Institute of Informatics | 210.128.0.0/13 | APNIC | |
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210.137.0.0/16 | Research Organization of Information and Systems, National Institute of Informatics | 210.136.0.0/13 | APNIC | |
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210.137.12.0/22 | Seisen University | 210.206.0.0/15 | APNIC | |
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210.146.64.0/20 | Research Organization of Information and Systems, National Institute of Informatics | 210.144.0.0/12 | APNIC | |
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210.151.64.0/18 | Research Organization of Information and Systems, National Institute of Informatics | 210.144.0.0/12 | APNIC | |
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210.156.32.0/19 | Research Organization of Information and Systems, National Institute of Informatics | 210.144.0.0/12 | APNIC | |
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219.112.224.0/24 | National Institute for Land and Infrastructure Management | 218.37.192.0/18 | APNIC | |
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219.112.227.0/24 | National Research and Development Agency Public Works Research Institute | 220.245.0.0/16 | APNIC |
Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
---|---|---|---|---|---|
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2001:2f8::/32 | Research Organization of Information and Systems, National Institute of Informatics | 2001:2f8::/35 | APNIC | |
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2405:d200::/32 | Chikushi Jogakuen University Network, | 2405:d200::/32 | APNIC |
Country | ASN | Name | Description | IPv6 |
---|---|---|---|---|
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AS59103 | SOFTETHER | SoftEther Corporation | |
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AS7660 | APAN-JP | Asia Pacific Advanced Network - Japan | |
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AS11537 | INTERNET2-RESEARCH-EDU | Internet2 | |
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AS6939 | HURRICANE | Hurricane Electric LLC | |
![]() |
AS2497 | IIJ | Internet Initiative Japan Inc. | |
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AS2153 | CENIC-2153 | CENIC | |
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AS293 | ESNET | ESnet | |
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AS63770 | ICSCOE-AS | Industrial Cyber Security Center of Excellence | |
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AS59115 | CYBERDYNE | CYBERDYNE Inc. | |
![]() |
AS55909 | kochi-ct | National Institute of Technology, Kochi College | |
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AS59111 | AIU-NET | Akita International University | |
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AS55912 | u-kochi | University of Kochi | |
![]() |
AS150357 | SUNDAICHI | University of Nagasaki | |
![]() |
AS63798 | ICSCOE | Industrial Cyber Security Center of Excellence | |
![]() |
AS2500 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS18276 | KAISER | Kansai University | |
![]() |
AS58652 | KOCHIU-NET | Kochi University | |
![]() |
AS23623 | CHUO-U | Chuo University | |
![]() |
AS17932 | FRONTNET | Japan Advanced Institute of Science and Technology | |
![]() |
AS23615 | KUSANAGI | University of Shizuoka | |
![]() |
AS18125 | MAFFIN | Ministry of Agriculture, Forestry and Fisheries Research Network | |
![]() |
AS9367 | ISCT | Institute of Science Tokyo | |
![]() |
AS4730 | OUXNET | Osaka University | |
![]() |
AS63785 | NANAKUMA-NET | Fukuoka University | |
![]() |
AS9355 | NICT | National Institute of Information and Communications Technology | |
![]() |
AS17687 | NICE | Nagoya University | |
![]() |
AS131919 | MEIJI-NET | Meiji University | |
![]() |
AS131981 | TAKUSHOKUNET | Takushoku University | |
![]() |
AS23781 | TYA-NET | National University Corporation, Toyama University | |
![]() |
AS17960 | RAINS | University of the Ryukyus | |
![]() |
AS23815 | JPIX-RS | Japan Internet Xing Co., Ltd. | |
![]() |
AS38641 | OSU-NET | Osaka Sangyo University | |
![]() |
AS59104 | SOKAU-AS | Soka University | |
![]() |
AS45685 | RIKKYO-U | Rikkyo Gakuin Rikkyo University | |
![]() |
AS24248 | WAKAYAMA-U | Wakayama University | |
![]() |
AS18124 | OUS-NET | Okayama University of Science | |
![]() |
AS2513 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS24261 | MARINE | National University Corporation, Mie University | |
![]() |
AS55379 | hosei-net | Hosei University | |
![]() |
AS151350 | QESL-AS-AP | Q Enterprise Systems Ltd. | |
![]() |
AS18148 | NANAKUMA-NET | Fukuoka University | |
![]() |
AS17956 | WASEDA-NET | WASEDA University | |
![]() |
AS58785 | TGU-NET | Tohoku Gakuin University | |
![]() |
AS37918 | NTTV6NET | NTT Software Innovation Center | |
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AS23793 | ONRINET | National Institute of Advanced Industrial | |
![]() |
AS151390 | RUTILEA | RUTILEA, Inc. | |
![]() |
AS17944 | JWA | Japan Weather Association | |
![]() |
AS2505 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS2504 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS17701 | SAINS-1 | Seinan Gakuin University | |
![]() |
AS3488 | TSUKUBA-NET | Japan Aerospace Exploration Agency | |
![]() |
AS2501 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS18087 | TOYO | Toyo University | |
![]() |
AS131897 | EHMNET | Ehime University | |
![]() |
AS55390 | TUSNET | Tokyo University of Science | |
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AS23807 | RITSUMEI-NET | Ritsumeikan University | |
![]() |
AS58647 | KAGAWAU-NET | Kagawa University | |
![]() |
AS17946 | GIFU-U-NET | Gifu University | |
![]() |
AS55380 | KAINS | Kanazawa University | |
![]() |
AS2506 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS2508 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS9591 | NIFSNET | National Institute for Fusion Science | |
![]() |
AS7509 | HINES | Hokkaido University | |
![]() |
AS2523 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS24254 | KING | Kyoto Sangyo University | |
![]() |
AS4729 | JAERINET | Japan Atomic Energy Agency | |
![]() |
AS146980 | IOC | Tokyo Metropolitan College of Industrial Technology Infomation System Engineering Course | |
![]() |
AS17523 | AGUNET | Aoyama Gakuin University | |
![]() |
AS24268 | MARINE | National University Corporation, Mie University | |
![]() |
AS37917 | UTINS | University of Tsukuba | |
![]() |
AS18128 | RIKEN-NET | The Institute of Physical and Chemical Research | |
![]() |
AS9991 | SHUDO-U | Hiroshima Shudo University | |
![]() |
AS45688 | HGC1 | The University of Tokyo | |
![]() |
AS10014 | NIHON-U | Nihon University | |
![]() |
AS55904 | KOGAKUIN-AS | KOGAKUIN University | |
![]() |
AS37910 | CUNET | Chubu University | |
![]() |
AS38635 | KEIO-NET | Keio University | |
![]() |
AS63777 | STARCLUSTER | National Institutes of Natural Sciences National Astronomical Observatory of JAPAN | |
![]() |
AS131159 | AS-YAMAGATAU | Yamagata University | |
![]() |
AS131895 | OIST-NET | Okinawa Institute of science and technology | |
![]() |
AS131158 | NAIST-AS | Nara Institute of Science and Technology, National University Corporation | |
![]() |
AS59091 | KITNET-2 | Kanagawa Institute of Technology | |
![]() |
AS24287 | tein2-jp | Research Organization of Information and Systems, National Institute of Informatics | |
![]() |
AS37889 | JPARC-NET | J-PARC Center | |
![]() |
AS152861 | CIT-NET-1 | Chiba Institute of Technology | |
![]() |
AS18076 | WCE-IAMAS | Institute of Advanced Media Arts and Sciences | |
![]() |
AS24260 | KINJO | Board of trusty: Kinjo-Gakuen | |
![]() |
AS58784 | RISNET | Rissho University | |
![]() |
AS24264 | KITNET | Kanazawa Institute of Technology | |
![]() |
AS55373 | TRI-KOBE-NET | Foundation for Biomedical Research and Innovation | |
![]() |
AS131946 | MU-NET | MUSASHINO UNIVERSITY E.F. | |
![]() |
AS63783 | CUC | Chiba University of Commerce | |
![]() |
AS150358 | TWCU-NET | Tokyo Woman's Christian University | |
![]() |
AS18123 | SEIRYO | INAOKI EDUCATIONAL INSTITUTION | |
![]() |
AS18267 | DONET | Doshisha University | |
![]() |
AS23826 | DICNET-1 | Daido University | |
![]() |
AS55910 | SITNET6 | Shibaura Institute of Technology | |
![]() |
AS18279 | B-COM-NET | Bukkyo University | |
![]() |
AS59096 | MAIN | Meijigakuin University | |
![]() |
AS18091 | TUC-NET | Teikyo University | |
![]() |
AS131961 | DOKKYO-AS | Dokkyo University |
Country | ASN | Name | Description | IPv4 |
---|---|---|---|---|
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AS63785 | NANAKUMA-NET | Fukuoka University | |
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AS131158 | NAIST-AS | Nara Institute of Science and Technology, National University Corporation | |
![]() |
AS24287 | tein2-jp | Research Organization of Information and Systems, National Institute of Informatics | |
![]() |
AS38635 | KEIO-NET | Keio University | |
![]() |
AS55912 | u-kochi | University of Kochi | |
![]() |
AS18125 | MAFFIN | Ministry of Agriculture, Forestry and Fisheries Research Network | |
![]() |
AS55379 | hosei-net | Hosei University | |
![]() |
AS18123 | SEIRYO | INAOKI EDUCATIONAL INSTITUTION | |
![]() |
AS55904 | KOGAKUIN-AS | KOGAKUIN University | |
![]() |
AS58785 | TGU-NET | Tohoku Gakuin University | |
![]() |
AS59103 | SOFTETHER | SoftEther Corporation | |
![]() |
AS55910 | SITNET6 | Shibaura Institute of Technology | |
![]() |
AS55390 | TUSNET | Tokyo University of Science | |
![]() |
AS6939 | HURRICANE | Hurricane Electric LLC | |
![]() |
AS63770 | ICSCOE-AS | Industrial Cyber Security Center of Excellence | |
![]() |
AS151350 | QESL-AS-AP | Q Enterprise Systems Ltd. | |
![]() |
AS18124 | OUS-NET | Okayama University of Science | |
![]() |
AS2500 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS20965 | GEANT | The GEANT IP Service | |
![]() |
AS55909 | kochi-ct | National Institute of Technology, Kochi College | |
![]() |
AS17701 | SAINS-1 | Seinan Gakuin University | |
![]() |
AS2497 | IIJ | Internet Initiative Japan Inc. | |
![]() |
AS9991 | SHUDO-U | Hiroshima Shudo University | |
![]() |
AS131159 | AS-YAMAGATAU | Yamagata University | |
![]() |
AS2506 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS23815 | JPIX-RS | Japan Internet Xing Co., Ltd. | |
![]() |
AS55380 | KAINS | Kanazawa University | |
![]() |
AS146980 | IOC | Tokyo Metropolitan College of Industrial Technology Infomation System Engineering Course | |
![]() |
AS17932 | FRONTNET | Japan Advanced Institute of Science and Technology | |
![]() |
AS131895 | OIST-NET | Okinawa Institute of science and technology | |
![]() |
AS9355 | NICT | National Institute of Information and Communications Technology | |
![]() |
AS17944 | JWA | Japan Weather Association | |
![]() |
AS150357 | SUNDAICHI | University of Nagasaki | |
![]() |
AS7660 | APAN-JP | Asia Pacific Advanced Network - Japan | |
![]() |
AS18087 | TOYO | Toyo University | |
![]() |
AS63798 | ICSCOE | Industrial Cyber Security Center of Excellence | |
![]() |
AS59111 | AIU-NET | Akita International University | |
![]() |
AS10014 | NIHON-U | Nihon University | |
![]() |
AS18267 | DONET | Doshisha University | |
![]() |
AS59115 | CYBERDYNE | CYBERDYNE Inc. | |
![]() |
AS2523 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS9367 | ISCT | Institute of Science Tokyo | |
![]() |
AS2501 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS18148 | NANAKUMA-NET | Fukuoka University |
Country | ASN | Name | Description | IPv6 |
---|---|---|---|---|
![]() |
AS2497 | IIJ | Internet Initiative Japan Inc. | |
![]() |
AS6939 | HURRICANE | Hurricane Electric LLC |
Country | ASN | Name | Description | IPv4 |
---|---|---|---|---|
![]() |
AS2497 | IIJ | Internet Initiative Japan Inc. | |
![]() |
AS6939 | HURRICANE | Hurricane Electric LLC |
Country | ASN | Name | Description | IPv6 |
---|---|---|---|---|
![]() |
AS58647 | KAGAWAU-NET | Kagawa University | |
![]() |
AS23793 | ONRINET | National Institute of Advanced Industrial | |
![]() |
AS2506 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS59103 | SOFTETHER | SoftEther Corporation | |
![]() |
AS63770 | ICSCOE-AS | Industrial Cyber Security Center of Excellence | |
![]() |
AS18148 | NANAKUMA-NET | Fukuoka University | |
![]() |
AS3488 | TSUKUBA-NET | Japan Aerospace Exploration Agency | |
![]() |
AS18124 | OUS-NET | Okayama University of Science | |
![]() |
AS131159 | AS-YAMAGATAU | Yamagata University | |
![]() |
AS2501 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS45688 | HGC1 | The University of Tokyo | |
![]() |
AS63785 | NANAKUMA-NET | Fukuoka University | |
![]() |
AS23781 | TYA-NET | National University Corporation, Toyama University | |
![]() |
AS131981 | TAKUSHOKUNET | Takushoku University | |
![]() |
AS2504 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS55390 | TUSNET | Tokyo University of Science | |
![]() |
AS55379 | hosei-net | Hosei University | |
![]() |
AS2523 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS63798 | ICSCOE | Industrial Cyber Security Center of Excellence | |
![]() |
AS18087 | TOYO | Toyo University | |
![]() |
AS55912 | u-kochi | University of Kochi | |
![]() |
AS38635 | KEIO-NET | Keio University | |
![]() |
AS37889 | JPARC-NET | J-PARC Center | |
![]() |
AS37918 | NTTV6NET | NTT Software Innovation Center | |
![]() |
AS38641 | OSU-NET | Osaka Sangyo University | |
![]() |
AS17701 | SAINS-1 | Seinan Gakuin University | |
![]() |
AS17687 | NICE | Nagoya University | |
![]() |
AS18267 | DONET | Doshisha University | |
![]() |
AS9367 | ISCT | Institute of Science Tokyo | |
![]() |
AS55904 | KOGAKUIN-AS | KOGAKUIN University | |
![]() |
AS2505 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS58652 | KOCHIU-NET | Kochi University | |
![]() |
AS7509 | HINES | Hokkaido University | |
![]() |
AS17523 | AGUNET | Aoyama Gakuin University | |
![]() |
AS18091 | TUC-NET | Teikyo University | |
![]() |
AS24261 | MARINE | National University Corporation, Mie University | |
![]() |
AS58784 | RISNET | Rissho University | |
![]() |
AS59104 | SOKAU-AS | Soka University | |
![]() |
AS131158 | NAIST-AS | Nara Institute of Science and Technology, National University Corporation | |
![]() |
AS4729 | JAERINET | Japan Atomic Energy Agency | |
![]() |
AS18123 | SEIRYO | INAOKI EDUCATIONAL INSTITUTION | |
![]() |
AS150358 | TWCU-NET | Tokyo Woman's Christian University | |
![]() |
AS24287 | tein2-jp | Research Organization of Information and Systems, National Institute of Informatics | |
![]() |
AS55380 | KAINS | Kanazawa University | |
![]() |
AS58785 | TGU-NET | Tohoku Gakuin University | |
![]() |
AS131895 | OIST-NET | Okinawa Institute of science and technology | |
![]() |
AS151350 | QESL-AS-AP | Q Enterprise Systems Ltd. | |
![]() |
AS55909 | kochi-ct | National Institute of Technology, Kochi College | |
![]() |
AS4730 | OUXNET | Osaka University | |
![]() |
AS9355 | NICT | National Institute of Information and Communications Technology | |
![]() |
AS18125 | MAFFIN | Ministry of Agriculture, Forestry and Fisheries Research Network | |
![]() |
AS23826 | DICNET-1 | Daido University | |
![]() |
AS59096 | MAIN | Meijigakuin University | |
![]() |
AS59115 | CYBERDYNE | CYBERDYNE Inc. | |
![]() |
AS2508 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS2513 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS17946 | GIFU-U-NET | Gifu University | |
![]() |
AS17960 | RAINS | University of the Ryukyus | |
![]() |
AS18276 | KAISER | Kansai University | |
![]() |
AS23623 | CHUO-U | Chuo University | |
![]() |
AS24254 | KING | Kyoto Sangyo University | |
![]() |
AS37910 | CUNET | Chubu University | |
![]() |
AS45685 | RIKKYO-U | Rikkyo Gakuin Rikkyo University | |
![]() |
AS63777 | STARCLUSTER | National Institutes of Natural Sciences National Astronomical Observatory of JAPAN | |
![]() |
AS131919 | MEIJI-NET | Meiji University | |
![]() |
AS131961 | DOKKYO-AS | Dokkyo University | |
![]() |
AS18128 | RIKEN-NET | The Institute of Physical and Chemical Research | |
![]() |
AS23615 | KUSANAGI | University of Shizuoka | |
![]() |
AS23807 | RITSUMEI-NET | Ritsumeikan University | |
![]() |
AS24264 | KITNET | Kanazawa Institute of Technology | |
![]() |
AS55373 | TRI-KOBE-NET | Foundation for Biomedical Research and Innovation | |
![]() |
AS63783 | CUC | Chiba University of Commerce | |
![]() |
AS131946 | MU-NET | MUSASHINO UNIVERSITY E.F. | |
![]() |
AS17956 | WASEDA-NET | WASEDA University | |
![]() |
AS59111 | AIU-NET | Akita International University | |
![]() |
AS37917 | UTINS | University of Tsukuba | |
![]() |
AS7660 | APAN-JP | Asia Pacific Advanced Network - Japan | |
![]() |
AS9591 | NIFSNET | National Institute for Fusion Science | |
![]() |
AS24268 | MARINE | National University Corporation, Mie University | |
![]() |
AS59091 | KITNET-2 | Kanagawa Institute of Technology | |
![]() |
AS24260 | KINJO | Board of trusty: Kinjo-Gakuen | |
![]() |
AS18279 | B-COM-NET | Bukkyo University | |
![]() |
AS152861 | CIT-NET-1 | Chiba Institute of Technology | |
![]() |
AS17932 | FRONTNET | Japan Advanced Institute of Science and Technology | |
![]() |
AS146980 | IOC | Tokyo Metropolitan College of Industrial Technology Infomation System Engineering Course | |
![]() |
AS151390 | RUTILEA | RUTILEA, Inc. | |
![]() |
AS10014 | NIHON-U | Nihon University | |
![]() |
AS9991 | SHUDO-U | Hiroshima Shudo University | |
![]() |
AS18076 | WCE-IAMAS | Institute of Advanced Media Arts and Sciences | |
![]() |
AS131897 | EHMNET | Ehime University |
Country | ASN | Name | Description | IPv4 |
---|---|---|---|---|
![]() |
AS2506 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS59103 | SOFTETHER | SoftEther Corporation | |
![]() |
AS63770 | ICSCOE-AS | Industrial Cyber Security Center of Excellence | |
![]() |
AS18148 | NANAKUMA-NET | Fukuoka University | |
![]() |
AS131159 | AS-YAMAGATAU | Yamagata University | |
![]() |
AS2501 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS63785 | NANAKUMA-NET | Fukuoka University | |
![]() |
AS55390 | TUSNET | Tokyo University of Science | |
![]() |
AS55379 | hosei-net | Hosei University | |
![]() |
AS2523 | APNIC-AS-X-BLOCK | Asia Pacific Network Information Centre | |
![]() |
AS63798 | ICSCOE | Industrial Cyber Security Center of Excellence | |
![]() |
AS18087 | TOYO | Toyo University | |
![]() |
AS55912 | u-kochi | University of Kochi | |
![]() |
AS38635 | KEIO-NET | Keio University | |
![]() |
AS17701 | SAINS-1 | Seinan Gakuin University | |
![]() |
AS18267 | DONET | Doshisha University | |
![]() |
AS9367 | ISCT | Institute of Science Tokyo | |
![]() |
AS55904 | KOGAKUIN-AS | KOGAKUIN University | |
![]() |
AS131158 | NAIST-AS | Nara Institute of Science and Technology, National University Corporation | |
![]() |
AS24287 | tein2-jp | Research Organization of Information and Systems, National Institute of Informatics | |
![]() |
AS55380 | KAINS | Kanazawa University | |
![]() |
AS58785 | TGU-NET | Tohoku Gakuin University | |
![]() |
AS131895 | OIST-NET | Okinawa Institute of science and technology | |
![]() |
AS151350 | QESL-AS-AP | Q Enterprise Systems Ltd. | |
![]() |
AS55909 | kochi-ct | National Institute of Technology, Kochi College | |
![]() |
AS9355 | NICT | National Institute of Information and Communications Technology | |
![]() |
AS18125 | MAFFIN | Ministry of Agriculture, Forestry and Fisheries Research Network | |
![]() |
AS59115 | CYBERDYNE | CYBERDYNE Inc. | |
![]() |
AS59111 | AIU-NET | Akita International University | |
![]() |
AS7660 | APAN-JP | Asia Pacific Advanced Network - Japan | |
![]() |
AS17932 | FRONTNET | Japan Advanced Institute of Science and Technology | |
![]() |
AS10014 | NIHON-U | Nihon University |
% [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to 'AS2907' % Abuse contact for 'AS2907' is 'hostmaster@nic.ad.jp' aut-num: AS2907 as-name: JPNIC-2Byte-ASBLOCK-AP descr: for assignment to JPNIC members country: JP admin-c: JNIC1-AP tech-c: JNIC1-AP remarks: Authoritative information regarding AS Number remarks: assignments made from within this block can be remarks: queried at whois.nic.ad.jp. To only display English output, remarks: add '/e' at the end of command, remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'. mnt-by: MAINT-JPNIC mnt-irt: IRT-JPNIC-JP last-modified: 2016-10-17T00:32:11Z source: APNIC irt: IRT-JPNIC-JP address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda address: Chiyoda-ku, Tokyo 101-0047, japan e-mail: hostmaster@nic.ad.jp abuse-mailbox: hostmaster@nic.ad.jp phone: +81-3-5297-2311 fax-no: +81-3-5297-2312 admin-c: JNIC1-AP tech-c: JNIC1-AP auth: # Filtered remarks: hostmaster@nic.ad.jp was validated on 2024-11-27 mnt-by: MAINT-JPNIC last-modified: 2024-11-27T01:47:27Z source: APNIC role: Japan Network Information Center address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda address: Chiyoda-ku, Tokyo 101-0047, Japan country: JP phone: +81-3-5297-2311 fax-no: +81-3-5297-2312 e-mail: hostmaster@nic.ad.jp admin-c: JI13-AP tech-c: JE53-AP nic-hdl: JNIC1-AP mnt-by: MAINT-JPNIC last-modified: 2022-01-05T03:04:02Z source: APNIC % Information related to 'AS2907' aut-num: AS2907 as-name: SINET-AS descr: Research Organization of Information and Systems, National Institute of Informatics import: export: country: JP admin-c: JP00006158 tech-c: JP00006158 last-modified: 2008-11-28T23:20:25Z source: JPNIC % This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US4)
Country | IX | Name | IPv4 | IPv6 | Port Speed |
---|---|---|---|---|---|
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JPNAP Osaka | JPNAP Osaka | 210.173.184.25 | 2001:7fa:7:2::2907:1 | 100 Gbps |
![]() |
JPIX OSAKA | JPIX OSAKA | 103.246.232.150 | 2001:de8:8:6::2907:1 | 100 Gbps |
![]() |
JPIX TOKYO | JPIX TOKYO | 210.171.224.150 | 2001:de8:8::2907:1 | 100 Gbps |
![]() |
JPNAP Tokyo | JPNAP Tokyo | 210.173.176.94 | 2001:7fa:7:1::2907:1 | 100 Gbps |
![]() |
BBIX Tokyo | BroadBand Internet eXchange Tokyo | 101.203.89.206 | 2001:de8:c::2907:1 | 100 Gbps |
![]() |
BBIX Osaka | BroadBand Internet eXchange Osaka | 218.100.9.134 | 2001:de8:c:2::2907:1 | 100 Gbps |
![]() |
Equinix Tokyo | Equinix Internet Exchange Tokyo | 203.190.230.207 | 2001:de8:5::2907:1 | 100 Gbps |