Japan ASN Summary & Japan IP addresses
Full list of Japan IP ranges
This Japan IP list includes all Japan ASNs assigned, and the complete list of Japan IP addresses list by IP ranges.
267 ASN Networks
| ASN | Description | IPv4 Prefixes | IPv6 Prefixes | IPv4 Peers | IPv6 Peers | Date Allocated |
|---|---|---|---|---|---|---|
| AS2497 | Internet Initiative Japan Inc. |
173 | 8 | 322 | 264 | 2002-04-05 |
| AS4774 | A-Bone by Internet Initiative Japan Inc. |
4 | 0 | 1 | 0 | 1996-02-28 |
| AS9409 | Rapid-Fire-y (Tokyo) |
2 | 1 | 5 | 8 | 2023-09-29 |
| AS18258 | Morgan Stanley Japan Limited |
7 | 0 | 4 | 0 | 2002-12-30 |
| AS23720 | Rakuten Mobile Network, Inc. |
3 | 1 | 1 | 1 | 2003-04-16 |
| AS23773 | EKZM co.,ltd. |
1 | 0 | 2 | 0 | 2003-06-16 |
| AS23885 | Oracle Corporation |
5 | 2 | 1 | 0 | 2003-08-23 |
| AS23967 | Produce On Demand Inc. Streaming Contents Delivery Service Tokyo |
7 | 0 | 1 | 0 | 2003-12-02 |
| AS37888 | HORIBA,Ltd. |
3 | 0 | 2 | 0 | 2006-01-30 |
| AS38462 | Osaki Computer Engineering Co.Ltd |
6 | 1 | 3 | 1 | 2007-02-23 |
| AS56291 | Ace, Inc. |
3 | 0 | 1 | 0 | 2011-05-18 |
| AS131893 | RICOH Company, Ltd. |
22 | 4 | 2 | 1 | 2011-08-04 |
| AS131905 | Japan Registry Services Co., Ltd. |
3 | 1 | 1 | 0 | 2011-08-04 |
| AS133900 | Gilead Sciences, Inc. |
3 | 0 | 3 | 0 | 2014-12-22 |
| AS136178 | FIL Japan Holdings K.K. |
1 | 0 | 1 | 0 | 2017-01-11 |
| AS136779 | Schneider Electric Japan Ltd |
1 | 0 | 4 | 0 | 2017-06-26 |
| AS137445 | PF LINK SYSTEMS |
11 | 0 | 5 | 0 | 2018-02-07 |
| AS138181 | Hu's Tech LLC |
0 | 3 | 0 | 3 | 2018-09-05 |
| AS138968 | rainbow network limited |
74 | 2 | 9 | 2 | 2019-04-04 |
| AS139358 | Kansuiun Co., Ltd |
3 | 0 | 3 | 0 | 2019-07-30 |
| AS141757 | Zoho Japan Corporation |
6 | 0 | 2 | 0 | 2021-02-26 |
| AS150685 | Ching Kuo |
1 | 1 | 1 | 2 | 2022-12-15 |
| AS151350 | Q Enterprise Systems Ltd. |
1 | 1 | 1 | 0 | 2023-05-23 |
| AS62184 | MNO |
1 | 1 | 1 | 1 | 2017-10-16 |
| AS214430 | Takahiro Fukushima |
0 | 10 | 0 | 3 | 2024-08-01 |
| AS4672 | Kyndryl Japan KK |
3 | 1 | 2 | 1 | 1995-08-30 |
| AS17661 | for assignment to JPNIC members |
25 | 0 | 2 | 0 | 2001-12-03 |
| AS17977 | NF Park Bldg.3F, 9-15, Futaba 2-Chome |
2 | 0 | 1 | 0 | 2001-10-17 |
| AS23661 | CLARA, Inc. |
12 | 1 | 4 | 3 | 2003-03-04 |
| AS24477 | NetApp, Inc. |
11 | 5 | 4 | 5 | 2005-11-09 |
| AS38715 | Regional-IX ASN Tottori pref Japan. |
1 | 0 | 1 | 0 | 2007-08-29 |
| AS45217 | Tora Trading Services Ltd. |
1 | 0 | 2 | 0 | 2008-05-22 |
| AS55949 | Technopro Holdings |
1 | 0 | 1 | 0 | 2010-12-23 |
| AS59091 | Kanagawa Institute of Technology |
1 | 0 | 2 | 0 | 2013-09-09 |
| AS63917 | 7-1, Udagawacho, |
2 | 0 | 1 | 0 | 2014-12-01 |
| AS133203 | SBI BITS Co., Ltd. |
5 | 0 | 4 | 0 | 2016-01-07 |
| AS133782 | Elsevier Ltd |
2 | 0 | 2 | 0 | 2014-11-05 |
| AS135372 | Columbia Sportswear Japan Inc |
1 | 0 | 1 | 0 | 2023-07-16 |
| AS136586 | InComm Japan K.K. |
3 | 0 | 2 | 0 | 2020-03-04 |
| AS138384 | Rakuten Mobile Network, Inc. |
31 | 1 | 7 | 6 | 2018-10-26 |
| AS139468 | DC Communications Inc. |
11 | 1 | 6 | 4 | 2019-08-01 |
| AS139472 | Catalina Marketing Japan K.K. |
1 | 0 | 2 | 0 | 2023-09-05 |
| AS151420 | Rapid-Fire-y |
1 | 1 | 2 | 3 | 2023-06-21 |
| AS152858 | Woven Planet Holdings, Inc. |
3 | 3 | 2 | 2 | 2024-05-17 |
| AS3258 | xTom Japan |
97 | 24 | 9 | 5 | 2011-06-17 |
| AS60445 | DODO Inc. |
0 | 1 | 0 | 1 | 2022-05-23 |
| AS199266 | REI MIMURA |
0 | 4 | 0 | 5 | 2023-03-21 |
| AS216006 | FlamingoNetwork |
0 | 1 | 0 | 1 | 2023-11-13 |
| AS216447 | Binary-0 HomeLab |
0 | 4 | 0 | 2 | 2023-08-17 |
| AS7500 | WIDE Project |
3 | 1 | 11 | 10 | 1997-03-03 |
| AS9591 | National Institute for Fusion Science |
1 | 0 | 2 | 0 | 1999-08-05 |
| AS9824 | JCOM Co., Ltd. |
228 | 62 | 21 | 7 | 2000-01-12 |
| AS9935 | AGNS Customer AS |
1 | 0 | 1 | 0 | 2009-11-10 |