Downstream networks
AS2500 WIDE-BB WIDE Project
Unclassified ARIN
Transit
Downstream networks
Networks for which AS2500 was observed as the last hop before the origin, meaning it appears to provide them transit.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS23799 | National Defense Academy | Unclassified | IPv4 | 240 |
| AS63783 | Chiba University of Commerce | Unclassified | IPv4 | 120 |
| AS4690 | WIDE Project | Unclassified | IPv4 IPv6 | 93 |
| AS55384 | Japan Advanced Institute of Science and Technology | Unclassified | IPv4 IPv6 | 93 |
| AS141682 | APIDT Infrastructure Pty Ltd | Unclassified | IPv4 IPv6 | 87 |
| AS17932 | Japan Advanced Institute of Science and Technology | Unclassified | IPv4 IPv6 | 79 |
| AS131158 | Nara Institute of Science and Technology, National University Corporation | Unclassified | IPv4 IPv6 | 42 |
| AS4717 | WIDE Project | Education | IPv6 | 32 |
| AS2515 | Japan Network Information Center | Unclassified | IPv4 IPv6 | 25 |
| AS2501 | The University of Tokyo | Education | IPv4 | 24 |
| AS38635 | Keio University | Unclassified | IPv4 IPv6 | 22 |
| AS4718 | Cyber Kansai Project | Unclassified | IPv4 IPv6 | 13 |
| AS4777 | Asia Pacific Network Information Centre | Unclassified | IPv4 IPv6 | 12 |
| AS7667 | KDDI Research, Inc. | Unclassified | IPv4 | 8 |
| AS7660 | Asia Pacific Advanced Network - Japan | Unclassified | IPv4 | 6 |
| AS10014 | Nihon University | Education | IPv4 IPv6 | 6 |
| AS9367 | Institute of Science Tokyo | Education | IPv4 | 5 |
| AS23634 | WIDE Project | Unclassified | IPv4 | 4 |
| AS7500 | WIDE Project | Hosting | IPv4 | 1 |
Derived from routing tables collected at 2026-10-15 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.09M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.