Upstream networks
AS600 OARNET-AS
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS600: the AS immediately before it in a routing path. Ranked by how many paths showed the relationship, which reflects how widely it is used, not how much traffic crosses it.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 4,263 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 571 |
| AS7018 | AT&T Enterprises, LLC | Residential | IPv4 IPv6 | 359 |
| AS24482 | SG.GS | Hosting | IPv4 | 78 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 | 78 |
| AS11164 | Internet2 | Education | IPv4 IPv6 | 11 |
| AS11537 | Internet2 | Unclassified | IPv6 | 2 |
Inferred from path position, not from any declaration by either party. A network appearing here is carrying these routes; whether that is a paid transit arrangement, a backup, or something else is not something routing data can tell you.
Derived from routing tables collected at 2026-10-20 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.16M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.