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87,640 autonomous systems with routed address space. Sort, search and page through everything.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS3446US | KANSAS - State of Kansas | 65.8K | — | 2 |
| AS399315US | INDSTATE - Indiana State University | 65.8K | — | 2 |
| AS6867GR | UCnet University of Crete | 65.8K | 1 | 3 |
| AS10631US | GSU10631 - Georgia State University | 65.8K | — | 2 |
| AS6510US | BYU - Brigham Young University | 65.8K | 256 | 3 |
| AS37703 | AS37703 | 65.8K | — | 2 |
| AS34578CH | BEDAG Bedag Informatik AG | 65.8K | 65.5K | 3 |
| AS4385US | RIT-ASN - Rochester Institute of Technology | 65.8K | 1 | 3 |
| AS54606CA | UQAC-AS - Universite du Quebec a Chicoutimi | 65.8K | — | 2 |
| AS1351US | UVM-EDU-AS - University of Vermont | 65.6K | 256 | 3 |
| AS131897JP | EHIME-U - National University Corporation ,Ehime University | 65.5K | — | 1 |
| AS27219US | SUNY-CORTLAND - SUNY College at Cortland | 65.5K | — | 1 |
| AS3219HU | HU-GOVNET Ministry of Local Government and Regional Development | 65.5K | — | 1 |
| AS24390FJ | USP-AS-AP - The University of the South Pacific | 65.5K | 65.5K | 3 |
| AS9593JP | NIKKEI - Nikkei Inc. | 65.5K | — | 1 |
| AS41700DE | FESTO-AS Festo Management SE | 65.5K | 1 | 3 |
| AS398757US | FTC-ASN - Federal Trade Commission | 65.5K | — | 1 |
| AS3323GR | NTUA National Technical University of Athens | 65.5K | 1 | 2 |
| AS32417US | ELONU-AS - Elon University | 65.5K | — | 1 |
| AS37910JP | CUNET - Chubu University | 65.5K | — | 1 |
| AS2936US | NERSC - National Energy Research Scientific Computing Center | 65.5K | 16 | 2 |
| AS6056US | COLBY - Colby College | 65.5K | — | 1 |
| AS398290CA | HOC - House of Commons | 65.5K | 65.5K | 2 |
| AS13940US | SJCOE - San Joaquin County Office of Education | 65.5K | — | 4 |
| AS13327US | EKU - Eastern Kentucky University | 65.5K | — | 1 |
| AS131930JP | TBS-NET - Tokyo Broadcasting System Television, Inc. | 65.5K | — | 1 |
| AS1983US | BERNALILLO - Bernalillo County | 65.5K | — | 1 |
| AS18239CN | CAPNET - NO.11 Xi San Huan Zhong Road,Beijing | 65.5K | 65.5K | 8 |
| AS2513JP | JST - Japan Science and Technology Agency | 65.5K | — | 1 |
| AS137539CN | UNICOM-Harbin-IDC - China Unicom | 65.5K | 65.5K | 2 |
| AS15119US | SOUTHERN-ILLINOIS-UNIVERSITY - Southern Illinois University Carbondale | 65.5K | — | 1 |
| AS22226US | SFUSD - San Francisco Unified School District | 65.5K | — | 1 |
| AS395527 | AS395527 | 65.5K | — | 1 |
| AS7301US | NAS-AS - National Academy of Sciences | 65.5K | — | 1 |
| AS4597US | MILLIPORE - Millipore Corp. | 65.5K | 1 | 2 |
| AS358US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 65.5K | 512 | 3 |
| AS23807JP | RITSUMEI - Ritsumeikan University | 65.5K | — | 1 |
| AS17870KR | KHU-AS-KR-KR - Kyung Hee University | 65.5K | — | 12 |
| AS3314HU | KFKI-AS HUN-REN Wigner Research Centre for Physics | 65.5K | 1 | 2 |
| AS2903US | MORIC - Madison-Oneida BOCES | 65.5K | — | 1 |
| AS6172US | MUSD-INTERNET - Mesa Public Schools | 65.5K | — | 3 |
| AS33170US | MORGAN-STATE-UNIVERSITY - Morgan State University | 65.5K | — | 1 |
| AS393529US | VUMC - Vanderbilt University Medical Center | 65.5K | 1 | 2 |
| AS10448US | VILLANOVA-UNIV - Villanova University | 65.5K | — | 1 |
| AS19933US | BUFFALOSTATE - Buffalo State College | 65.5K | — | 1 |
| AS17510JP | ISID - INFORMATION SERVICES INTERNATIONAL - DENTSU, LTD. | 65.5K | — | 1 |
| AS2799SE | Polismyndigheten | 65.5K | 1 | 2 |
| AS25709US | LAMARUNIV - Lamar University | 65.5K | — | 1 |
| AS36091US | SCAQMD-ASN - South Coast Air Quality Management District | 65.5K | — | 1 |
| AS26430CA | MOHAWK-COLLEGE-01 - Mohawk College of Applied Arts and Technology | 65.5K | — | 1 |