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87,612 autonomous systems with routed address space. Sort, search and page through everything.
| AS | Holder | IPv4 ↑ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS8036US | UTULSA-AS - University of Tulsa | 65.8K | 256 | 4 |
| AS47024US | THE-METROHEALTH-SYSTEM - The MetroHealth System | 66K | — | 3 |
| AS14209US | UT-CHATTANOOGA - University of Tennessee at Chattanooga | 66K | 1 | 6 |
| AS32996US | AGRIBANK-STPAUL - AgriBank, FCB | 66K | — | 3 |
| AS131074AU | AS131074 - APNIC Research and Development | 66K | — | 3 |
| AS10357US | JMUNET - James Madison University | 66K | — | 3 |
| AS22463US | ADS-17-22463 - CDK Global, LLC | 66K | — | 3 |
| AS77US | JHUAPL-AS - Johns Hopkins University Applied Physics Laboratory | 66K | — | 3 |
| AS31967US | FLTECH - Florida Institute of Technology | 66K | 65.5K | 4 |
| AS18980US | PEACEHEALTH - Peace Health | 66K | — | 3 |
| AS62865CA | BRUCEPOWER - BRUCE POWER L.P. | 66K | — | 3 |
| AS1881SE | FMV FMV | 66K | — | 3 |
| AS131158JP | NAIST-AS - Nara Institute of Science and Technology, National University Corporation | 66K | 1 | 3 |
| AS327US | DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) | 66K | 256 | 4 |
| AS7050US | UW-MILWAUKEE-AS1 - University of Wisconsin - Milwaukee | 66K | 65.5K | 4 |
| AS29156DK | AS29156 DXC Technology Danmark A/S | 66K | 65.5K | 9 |
| AS7573AU | UTAS - The University of Tasmania | 66K | — | 6 |
| AS26462US | AS-GENESEO - The State University of New York College at Geneseo | 66K | 1 | 3 |
| AS23243GT | AS23243 - COMCEL GUATEMALA S.A. | 66K | 88.6K | 241 |
| AS54257US | VSC-AS-VERMONT-STATE-COLLEGES - Vermont State Colleges | 66K | — | 3 |
| AS23448 | AS23448 | 66K | — | 3 |
| AS22845US | VIRGINIA-COMMUNITY-COLLEGE-SYSTEM - Virginia Community College System | 66K | — | 3 |
| AS20249US | AS20249 - Jefferies LLC | 66K | — | 51 |
| AS58611AU | CDU-AS-AP - Charles Darwin University | 66K | — | 3 |
| AS45133SG | Singapore-Polytechnic-AS-AP - Singapore Polytechnic | 66K | 65.5K | 4 |
| AS6366US | PDXNET - Portland State University | 66K | 65.5K | 4 |
| AS150359JP | CTTNET - Cable Television TOYAMA Inc. | 66K | 65.5K | 3 |
| AS789EU | IN2P3 - Renater | 66K | — | 3 |
| AS401422US | ASNCOBBCOUNTY - Cobb County Government | 66K | — | 3 |
| AS49063RU | DTLN Data Storage Center JSC | 66K | 65.5K | 175 |
| AS1206US | PSCNET-HS-AS - Pittsburgh Supercomputing Center | 66K | — | 3 |
| AS19662CA | UNISERVE-ONLINE - Uniserve On Line | 66K | 65.5K | 39 |
| AS14827US | WSDOT-ASN - Washington State Department of Transportation | 66K | — | 2 |
| AS2037US | CSUFRESNO - California State University at Fresno | 66K | — | 2 |
| AS137688CN | CHINATELECOM-Liaoning-Benxi-MAN - CHINATELECOM Liaoning Benxi MAN | 66K | — | 13 |
| AS46476US | TTUHSC - Texas Tech University Health Sciences Center | 66K | 256 | 5 |
| AS22217US | CALVIN-UNIVERSITY - Calvin College | 66K | — | 3 |
| AS37520ZA | Rhodes University - Rhodes University | 66K | 16 | 4 |
| AS21798US | INTERNATIONALDELIVERS - International Truck and Engine Corp | 66K | — | 3 |
| AS24433AU | CQU-AS-AP - Central Queensland University | 66K | — | 3 |
| AS33091CA | U-CALGARY - University of Calgary | 66K | — | 3 |
| AS1555US | DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD) | 66K | — | 3 |
| AS38956SE | ASN-UPPSALA Uppsala Kommun | 66K | 1 | 4 |
| AS19184US | UWECNET - University of Wisconsin - Eau Claire | 66K | — | 3 |
| AS1621US | ASN-SECURIAN - Securian Financial Group, Inc. | 66K | — | 3 |
| AS50999SA | KAUST-AS1 King Abdullah University of Science and Technology | 66K | 1M | 9 |
| AS394917US | SDUSD - San Diego Unified School District | 66K | — | 3 |
| AS32347CA | PRAN-ASN - Sir Sandford Fleming College of Applied Arts and Technology | 66K | — | 3 |
| AS214875DK | altiboxas Altibox Danmark AS | 66K | 131.1K | 23 |
| AS102US | NSF-HQ-AS - U.S. National Science Foundation | 66K | 256 | 6 |