Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
---|---|---|---|---|---|
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64.107.0.0/17 | Illinois Century Network | 64.107.0.0/16 | ARIN | |
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64.107.0.0/16 | Illinois Century Network | 64.107.0.0/16 | ARIN | |
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64.107.0.0/18 | Illinois Century Network | 64.107.0.0/16 | ARIN | |
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64.107.64.0/18 | Illinois Century Network | 61.236.0.0/15 | APNIC | |
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64.107.128.0/18 | Illinois Century Network | 64.107.0.0/16 | ARIN | |
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64.107.128.0/17 | Illinois Century Network | 64.107.0.0/16 | ARIN | |
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64.107.167.0/24 | Illinois Century Network | 63.251.0.0/16 | ARIN | |
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64.107.192.0/18 | Illinois Century Network | 64.107.0.0/16 | ARIN | |
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64.150.0.0/17 | Illinois Century Network | 64.150.0.0/17 | ARIN | |
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65.79.0.0/17 | Illinois Century Network | 65.79.0.0/17 | ARIN | |
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66.99.0.0/18 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.99.0.0/16 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.99.0.0/17 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.99.51.0/24 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.99.64.0/18 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.99.97.0/24 | Illinois Century Network | 66.102.144.0/20 | ARIN | |
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66.99.128.0/17 | Illinois Century Network | 66.38.0.0/17 | ARIN | |
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66.99.128.0/18 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.99.192.0/18 | Illinois Century Network | 67.54.128.0/17 | ARIN | |
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66.99.209.0/24 | Illinois Century Network | 66.99.0.0/16 | ARIN | |
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66.158.0.0/23 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.0.0/17 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.2.0/23 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.5.0/24 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.6.0/23 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.8.0/21 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.16.0/20 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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66.158.104.0/24 | Illinois Century Network | 66.158.0.0/17 | ARIN | |
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72.3.0.0/17 | Illinois Century Network | 72.3.0.0/17 | ARIN | |
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72.3.0.0/19 | Illinois Century Network | 72.3.0.0/17 | ARIN | |
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136.144.0.0/20 | Millikin University | 136.144.0.0/20 | ARIN | |
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163.191.0.0/17 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.0.0/19 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.32.0/19 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.64.0/19 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.128.0/19 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.128.0/17 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.162.0/23 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.164.0/22 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.168.0/21 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.176.0/21 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.184.0/22 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.188.0/23 | State of Illinois | 163.191.0.0/16 | ARIN | |
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163.191.192.0/19 | State of Illinois | 162.212.88.0/21 | ARIN | |
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163.191.224.0/19 | State of Illinois | 163.191.0.0/16 | ARIN | |
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192.77.125.0/24 | Rock Valley College | 192.77.125.0/24 | ARIN | |
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206.166.0.0/18 | Illinois Century Network | 206.166.0.0/17 | ARIN | |
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206.166.0.0/17 | Illinois Century Network | 206.166.0.0/17 | ARIN | |
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206.166.0.0/24 | Illinois Century Network | 206.166.0.0/17 | ARIN | |
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206.166.64.0/18 | Illinois Century Network | 206.166.0.0/17 | ARIN | |
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207.63.0.0/18 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.0.0/17 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.0.0/16 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.64.0/18 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.128.0/18 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.128.0/17 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.140.0/24 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.175.0/24 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.176.0/24 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.183.0/24 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.184.0/24 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.186.0/23 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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207.63.192.0/18 | Illinois Century Network | 207.63.0.0/16 | ARIN | |
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209.7.0.0/18 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.0.0/16 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.0.0/17 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.64.0/18 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.65.0/24 | Illinois Century Network | 208.117.112.0/20 | ARIN | |
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209.7.66.0/24 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.128.0/18 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.128.0/17 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.7.192.0/18 | Illinois Century Network | 209.7.0.0/16 | ARIN | |
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209.174.0.0/16 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.174.0.0/17 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.174.66.0/23 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.174.128.0/17 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.175.0.0/17 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.175.0.0/18 | Illinois Century Network | 209.12.0.0/16 | ARIN | |
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209.175.0.0/16 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.175.17.0/24 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.175.64.0/18 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.175.96.0/24 | Illinois Century Network | 209.221.240.0/20 | ARIN | |
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209.175.128.0/18 | Illinois Century Network | 209.150.224.0/20 | ARIN | |
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209.175.128.0/17 | Illinois Century Network | 209.174.0.0/15 | ARIN | |
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209.175.192.0/18 | Illinois Century Network | 209.82.192.0/18 | ARIN | |
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216.124.0.0/17 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.124.0.0/16 | Illinois Century Network | 217.146.0.0/19 | RIPE | |
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216.124.52.0/22 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.124.56.0/23 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.124.58.0/23 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.124.60.0/23 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.124.128.0/18 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.124.128.0/17 | Illinois Century Network | 216.228.144.0/20 | ARIN | |
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216.124.192.0/18 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.125.0.0/17 | Illinois Century Network | 216.114.128.0/18 | ARIN | |
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216.125.0.0/16 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.125.32.0/21 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.125.56.0/24 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.125.128.0/17 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.125.192.0/18 | Illinois Century Network | 216.124.0.0/15 | ARIN | |
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216.240.208.0/20 | Metropolitan Library System | 216.240.208.0/20 | ARIN |
Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
---|---|---|---|---|---|
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2001:1848::/32 | Illinois Century Network | 2001:1848::/32 | ARIN |
Country | ASN | Name | Description | IPv6 |
---|---|---|---|---|
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AS6939 | HURRICANE | Hurricane Electric LLC | |
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AS293 | ESNET | ESnet | |
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AS11417 | NIU | Northern Illinois University | |
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AS3257 | GTT-BACKBONE | GTT | |
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AS174 | COGENT-174 | Cogent Communications | |
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AS1416 | CHICAGO-PUBLIC-SCHOOLS | Chicago Public Schools | |
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AS394031 | SOUTHSUBURBANCOLLEGEOFCOOKCOUNTY | South Suburban College of Cook County | |
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AS7018 | ATT-INTERNET4 | AT&T Services, Inc. | |
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AS395068 | MCHENRYCOUNTYCOLLEGEASN | McHenry County College District 528 | |
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AS29993 | NCC-23-ASN | North Central College | |
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AS22335 | MREN | Metropolitan Research and Education Network | |
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AS32787 | PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK | Akamai Technologies, Inc. | |
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AS32464 | UICOMP-AS | University Of Illinois College Of Medicine At Peoria | |
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AS40038 | MORAINEVALLEY-NET | Moraine Valley Community College | |
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AS46286 | COOK-COUNTY | Cook County | |
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AS10308 | NEIUNET | Northeastern Illinois University | |
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AS32344 | CSD99 | Community High School District 99 | |
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AS6200 | UIC-AS | University of Illinois Chicago | |
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AS15118 | SIUMED | Southern Illinois University - School of Medicine | |
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AS22887 | WIU-AS | Western Illinois University | |
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AS53695 | SIUE | Southern Illinois University at Edwardsville | |
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AS19070 | EIUNET | Eastern Illinois University | |
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AS22978 | GSU | Governors State University | |
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AS15337 | WRHARPER | Wm. Rainey Harper College | |
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AS26367 | BRADLEY-UNIVERSITY | Bradley University | |
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AS397112 | ILLINOIS-MATH-SCIENCE | Illinois Mathematics and Science Academy | |
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AS7386 | ILLINOIS-STATE-UNIV | Illinois State University | |
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AS394534 | CITYOFCHICAGO-ASN-01 | City of Chicago | |
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AS29885 | UCHHS-AS | Univeristy of Chicago Hospitals & Health System | |
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AS33460 | WAUBONSEE-COMMUNITY-COLLEGE | Waubonsee Community College | |
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AS26255 | OAKTONCOMMUNITYCOLLEGE | Oakton Community College | |
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AS63056 | HOOPESTON-AREA-SCHOOLS | Hoopeston Area Schools | |
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AS17196 | COD-GE-IL | College of duPage | |
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AS33019 | WHEATONCOLLEGE | Wheaton College | |
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AS22666 | GBHSD | Glenbrook High School District | |
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AS22272 | |||
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AS40710 | CLC-98-ILLINOIS | College of Lake County | |
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AS1702 | CCHICAGO-STATE-UNIVERSITY | CHICAGO STATE UNIVERSITY | |
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AS394798 | CPD-AS | Chicago Park District | |
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AS395433 | D214 | Township High School District 214 | |
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AS394026 | VOS-ASN1 | Village of Schaumburg | |
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AS394241 | CUSD186 | Murphysboro Community Unit School District No. 186 | |
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AS32294 | CITY-OF-CHAMPAIGN-IL | City of Champaign, Illinois | |
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AS23427 | GLENBARD-HSD87 | Glenbard HSD #87 | |
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AS53643 | MCUSDN-INET | Manteno Community Unit School District 5 |
Country | ASN | Name | Description | IPv6 |
---|---|---|---|---|
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AS174 | COGENT-174 | Cogent Communications | |
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AS32787 | PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK | Akamai Technologies, Inc. | |
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AS7018 | ATT-INTERNET4 | AT&T Services, Inc. | |
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AS3257 | GTT-BACKBONE | GTT | |
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AS22335 | MREN | Metropolitan Research and Education Network | |
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AS6939 | HURRICANE | Hurricane Electric LLC |
Country | ASN | Name | Description | IPv4 |
---|---|---|---|---|
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AS174 | COGENT-174 | Cogent Communications | |
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AS7018 | ATT-INTERNET4 | AT&T Services, Inc. | |
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AS3257 | GTT-BACKBONE | GTT | |
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AS6939 | HURRICANE | Hurricane Electric LLC |
Country | ASN | Name | Description | IPv6 |
---|---|---|---|---|
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AS7386 | ILLINOIS-STATE-UNIV | Illinois State University | |
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AS394534 | CITYOFCHICAGO-ASN-01 | City of Chicago | |
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AS46286 | COOK-COUNTY | Cook County | |
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AS397112 | ILLINOIS-MATH-SCIENCE | Illinois Mathematics and Science Academy | |
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AS26255 | OAKTONCOMMUNITYCOLLEGE | Oakton Community College | |
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AS22887 | WIU-AS | Western Illinois University | |
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AS33460 | WAUBONSEE-COMMUNITY-COLLEGE | Waubonsee Community College | |
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AS53695 | SIUE | Southern Illinois University at Edwardsville | |
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AS394241 | CUSD186 | Murphysboro Community Unit School District No. 186 | |
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AS19070 | EIUNET | Eastern Illinois University | |
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AS32344 | CSD99 | Community High School District 99 | |
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AS395433 | D214 | Township High School District 214 | |
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AS33019 | WHEATONCOLLEGE | Wheaton College | |
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AS10308 | NEIUNET | Northeastern Illinois University | |
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AS29993 | NCC-23-ASN | North Central College | |
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AS15118 | SIUMED | Southern Illinois University - School of Medicine | |
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AS22978 | GSU | Governors State University | |
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AS394026 | VOS-ASN1 | Village of Schaumburg | |
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AS1416 | CHICAGO-PUBLIC-SCHOOLS | Chicago Public Schools | |
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AS1702 | CCHICAGO-STATE-UNIVERSITY | CHICAGO STATE UNIVERSITY | |
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AS22272 | |||
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AS23427 | GLENBARD-HSD87 | Glenbard HSD #87 | |
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AS394798 | CPD-AS | Chicago Park District | |
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AS63056 | HOOPESTON-AREA-SCHOOLS | Hoopeston Area Schools | |
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AS40710 | CLC-98-ILLINOIS | College of Lake County | |
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AS15337 | WRHARPER | Wm. Rainey Harper College | |
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AS17196 | COD-GE-IL | College of duPage | |
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AS11417 | NIU | Northern Illinois University | |
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AS6200 | UIC-AS | University of Illinois Chicago | |
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AS22666 | GBHSD | Glenbrook High School District | |
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AS53643 | MCUSDN-INET | Manteno Community Unit School District 5 | |
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AS29885 | UCHHS-AS | Univeristy of Chicago Hospitals & Health System | |
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AS32294 | CITY-OF-CHAMPAIGN-IL | City of Champaign, Illinois | |
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AS394031 | SOUTHSUBURBANCOLLEGEOFCOOKCOUNTY | South Suburban College of Cook County | |
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AS26367 | BRADLEY-UNIVERSITY | Bradley University | |
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AS32464 | UICOMP-AS | University Of Illinois College Of Medicine At Peoria | |
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AS40038 | MORAINEVALLEY-NET | Moraine Valley Community College | |
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AS395068 | MCHENRYCOUNTYCOLLEGEASN | McHenry County College District 528 |
Country | ASN | Name | Description | IPv4 |
---|---|---|---|---|
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AS63056 | HOOPESTON-AREA-SCHOOLS | Hoopeston Area Schools |
# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # ASNumber: 6325 ASName: ILLINOIS-CENTURY ASHandle: AS6325 RegDate: 2001-10-31 Updated: 2015-11-16 Ref: https://rdap.arin.net/registry/autnum/6325 OrgName: Illinois Century Network OrgId: ILTN Address: 120 W Jefferson Address: Suite B City: Springfield StateProv: IL PostalCode: 62702 Country: US RegDate: Updated: 2024-11-25 Ref: https://rdap.arin.net/registry/entity/ILTN ReferralServer: rwhois://rwhois.illinois.net:4321 OrgAbuseHandle: ICNAB-ARIN OrgAbuseName: ICN Abuse OrgAbusePhone: +1-217-557-6555 OrgAbuseEmail: doit.security@illinois.gov OrgAbuseRef: https://rdap.arin.net/registry/entity/ICNAB-ARIN OrgTechHandle: ZI83-ARIN OrgTechName: Hostmaster OrgTechPhone: +1-217-785-9460 OrgTechEmail: DoIT.ICN.Hostmasternet@illinois.gov OrgTechRef: https://rdap.arin.net/registry/entity/ZI83-ARIN RTechHandle: ZI83-ARIN RTechName: Hostmaster RTechPhone: +1-217-785-9460 RTechEmail: DoIT.ICN.Hostmasternet@illinois.gov RTechRef: https://rdap.arin.net/registry/entity/ZI83-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. #
Country | IX | Name | IPv4 | IPv6 | Port Speed |
---|---|---|---|---|---|
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Equinix Chicago | Equinix Internet Exchange Chicago | 208.115.136.22 | 2001:504:0:4::6325:1 | 100 Gbps |