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85,683 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 |
| AS28810CH | WHO-AS World Health Organization (WHO) | 65.8K | — | 2 |
| AS135893AU | LATROBEUNIVERSITY-AS-AP - La Trobe University | 65.8K | — | 2 |
| AS545US | NRI - Corporation for National Research Initiatives | 65.8K | 16 | 3 |
| AS3454MX | AS3454 - Universidad Autonoma de Nuevo Leon | 65.8K | — | 2 |
| AS11540US | RTI - Research Triangle Institute | 65.8K | 1 | 3 |
| AS22089US | HALLMARK - Hallmark Cards Inc. | 65.8K | — | 2 |
| AS25968US | SELUNET - Southeastern Louisiana University | 65.8K | — | 2 |
| AS20249US | AS20249 - Jefferies LLC | 65.8K | — | 50 |
| AS1358US | HNSNET-AS - Hughes Network Systems, LLC | 65.8K | — | 8 |
| AS25709US | LAMARUNIV - Lamar University | 65.8K | — | 2 |
| AS14223US | NYSDOH - New York State Department of Health | 65.8K | — | 2 |
| AS10662US | NORFOLK-SOUTHERN - Norfolk Southern Corporation | 65.8K | — | 2 |
| AS1224US | NCSA-AS - University of Illinois | 65.8K | 1 | 3 |
| AS14319US | FURMAN-2 - Furman University | 65.8K | — | 2 |
| AS210543AT | KAGES Steiermaerkische Krankenanstaltengesellschaft mbH | 65.8K | 1 | 3 |
| AS9591JP | NIFS - National Institute for Fusion Science | 65.8K | — | 2 |
| AS34US | UDELNET - University of Delaware | 65.8K | 65.5K | 3 |
| AS5563RU | URAL JSC "ER-Telecom Holding" | 65.8K | — | 75 |
| AS395501US | REED-AS-1 - The Reed Institute | 65.8K | — | 2 |
| AS2103EU | FR-IFREMER-BREST - Renater | 65.8K | — | 2 |
| AS28714DE | FHI-SIT Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 65.8K | 1 | 3 |
| AS30679US | CPPNET - California State Polytechnic University - Pomona | 65.8K | 1 | 3 |
| AS33281US | BRIGHAM-YOUNG-UNIVERSITY-IDAHO - BRIGHAM YOUNG UNIVERSITY - IDAHO | 65.8K | 1 | 3 |
| AS11399US | WILLIAMSCOLLEGE - Williams College | 65.8K | 19 | 7 |
| AS6406US | CEBAF - Thomas Jefferson National Accelerator Facility | 65.8K | 1 | 3 |
| AS39400GB | LBH-AS London Borough of Hackney | 65.8K | — | 2 |
| AS32234US | UD-ACA-AS - University of Dayton | 65.8K | 16 | 3 |
| AS46483US | RGHS - Unity Health System | 65.8K | — | 2 |
| AS26288CA | KNET-1 - Keewaytinook Okimakanak | 65.8K | — | 13 |
| AS38305NZ | OTAGO-UNIVERSITY-AS-NZ-AP - The University of Otago | 65.8K | — | 2 |
| AS10357US | JMUNET - James Madison University | 65.8K | — | 2 |
| AS23719AU | USYD-AS-AP - University of Sydney | 65.8K | — | 2 |
| AS7939US | UNIVCENTFLA - University of Central Florida | 65.8K | — | 61 |
| AS37703 | AS37703 | 65.8K | — | 2 |
| AS13513US | ALFRED-UNIVERSITY - Alfred University | 65.8K | — | 2 |
| AS3640MX | AS3640 - C I C E S E | 65.8K | 16 | 9 |
| AS52950BR | AS52950 - Fund. de Apoio a Pesq. C&T do Est. de SC - FAPESC | 65.8K | 131.1K | 7 |
| AS26206CA | ASN-UREGINA - University of Regina | 65.8K | 1 | 3 |
| AS150301AU | WATERCORP-NON-AS-AP - WATER CORPORATION | 65.8K | — | 2 |
| AS22323US | UNIVERSITY-OF-CALIFORNIA-MERCED - University of California, Merced | 65.8K | — | 2 |
| AS3382ID | INDONESIAUNI-AS-AP - University of Indonesia | 65.8K | 65.5K | 6 |
| AS4385US | RIT-ASN - Rochester Institute of Technology | 65.8K | 1 | 3 |
| AS17152US | BATES - Bates College | 65.8K | 65.5K | 3 |
| AS6377US | 4JNET - Eugene School District 4J | 65.8K | 1 | 3 |
| AS262534BR | AS262534 - Laboratorio Nacional de Computacao Cientifica | 65.8K | — | 2 |
| AS7773US | SD-NET - South Dakota State Government | 65.8K | — | 2 |
| AS12311AT | IAEA International Atomic Energy Agency | 65.8K | — | 2 |
| AS31886CA | UOGUELPH - University of Guelph | 65.8K | — | 3 |
| AS6867GR | UCnet University of Crete | 65.8K | 1 | 3 |