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87,537 autonomous systems with routed address space. Sort, search and page through everything.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS16649PR | IUPR-AS - Interamerican University of Puerto Rico | 65.8K | — | 2 |
| AS398846US | LOGIS-AS-1 - Local Government Information Systems Association | 65.8K | 65.5K | 3 |
| AS545US | NRI - Corporation for National Research Initiatives | 65.8K | 16 | 3 |
| AS15295US | UNC-1388600-ASN - University of Northern Colorado | 65.8K | — | 2 |
| AS10662US | NORFOLK-SOUTHERN - Norfolk Southern Corporation | 65.8K | — | 2 |
| AS14223US | NYSDOH - New York State Department of Health | 65.8K | — | 2 |
| AS22089US | HALLMARK - Hallmark Cards Inc. | 65.8K | — | 2 |
| AS5470GR | ASAUTHNET Aristotle University of Thessaloniki | 65.8K | 1 | 3 |
| AS10561US | BRANDEIS - Brandeis University | 65.8K | — | 2 |
| AS24679DE | SSERV-AS kyberio GmbH | 65.8K | 589.8K | 27 |
| AS11540US | RTI - Research Triangle Institute | 65.8K | 1 | 3 |
| AS41587DE | ATLAS-ELEKTRONIK TKMS ATLAS ELEKTRONIK GmbH | 65.8K | — | 2 |
| AS135893AU | LATROBEUNIVERSITY-AS-AP - La Trobe University | 65.8K | — | 2 |
| AS1224US | NCSA-AS - University of Illinois | 65.8K | 1 | 3 |
| AS18791US | TCU - Texas Christian University | 65.8K | — | 2 |
| AS14319US | FURMAN-2 - Furman University | 65.8K | — | 2 |
| AS30679US | CPPNET - California State Polytechnic University - Pomona | 65.8K | 1 | 3 |
| AS210543AT | KAGES Steiermaerkische Krankenanstaltengesellschaft mbH | 65.8K | 1 | 3 |
| AS46298US | HCHD-AS - Harris County Hospital District | 65.8K | — | 2 |
| AS395501US | REED-AS-1 - The Reed Institute | 65.8K | — | 2 |
| AS399315US | INDSTATE - Indiana State University | 65.8K | — | 2 |
| AS6867GR | UCnet University of Crete | 65.8K | 1 | 3 |
| AS28714DE | FHI-SIT Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 65.8K | 1 | 3 |
| AS400943US | UNO-CSCI-LONI - University Of New Orleans | 65.8K | — | 2 |
| AS29899US | GEISINGER - Geisinger System Services | 65.8K | 256 | 3 |
| AS33401US | CPCC - Central Piedmont Community College | 65.8K | — | 2 |
| AS10631US | GSU10631 - Georgia State University | 65.8K | — | 2 |
| AS26288CA | KNET-1 - Keewaytinook Okimakanak | 65.8K | 65.5K | 14 |
| AS3634US | SFASU-AS - Stephen F. Austin State University | 65.8K | 65.5K | 3 |
| AS28810CH | WHO-AS World Health Organization (WHO) | 65.8K | — | 2 |
| AS36161US | WESTCHESTERCOUNTY-NY - County of Westchester | 65.8K | — | 3 |
| AS6510US | BYU - Brigham Young University | 65.8K | 256 | 3 |
| AS3640MX | AS3640 - C I C E S E | 65.8K | 16 | 9 |
| AS13513US | ALFRED-UNIVERSITY - Alfred University | 65.8K | — | 2 |
| AS13918US | CITYOFTUCSON - City of Tucson | 65.8K | — | 2 |
| AS46483US | RGHS - Unity Health System | 65.8K | — | 2 |
| AS23719AU | USYD-AS-AP - University of Sydney | 65.8K | — | 2 |
| AS1831MX | AS1831 - ITESO, A.C. | 65.8K | — | 2 |
| AS17152US | BATES - Bates College | 65.8K | 65.5K | 3 |
| AS22323US | UNIVERSITY-OF-CALIFORNIA-MERCED - University of California, Merced | 65.8K | — | 2 |
| AS47708SE | SVERIGES-RADIO Sveriges Radio AB | 65.8K | 1 | 3 |
| AS16860US | ASN-HEALT-82 - HealthPlan Services, Inc. | 65.8K | — | 2 |
| AS6377US | 4JNET - Eugene School District 4J | 65.8K | 1 | 3 |
| AS53403CA | MOUNT-ROYAL-COLLEGE - Mount Royal University | 65.8K | — | 2 |
| AS201773GB | UOW-AS University of Warwick | 65.8K | — | 2 |
| AS22198US | LAFAYE - Lafayette College | 65.8K | — | 2 |
| AS262534BR | AS262534 - Laboratorio Nacional de Computacao Cientifica | 65.8K | — | 2 |
| AS12093CA | UWATERLOO - University of Waterloo | 65.8K | 2 | 3 |
| AS12311AT | IAEA International Atomic Energy Agency | 65.8K | — | 2 |
| AS209781DE | BASF-LUDWIGSHAFEN BASF Digital Solutions GmbH | 65.8K | — | 2 |