Upstream networks
AS3 MIT-GATEWAYS
Education ARIN Educational/Research
Transit
Upstream networks
Networks observed carrying traffic for AS3: 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 |
|---|---|---|---|---|
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 IPv6 | 2,774 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 1,839 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 555 |
| AS11537 | Internet2 | Unclassified | IPv4 IPv6 | 194 |
| AS7015 | Comcast Cable Communications, LLC | Residential | IPv4 | 78 |
| AS293 | ESnet | Unclassified | IPv4 | 71 |
| AS11164 | Internet2 | Education | IPv4 IPv6 | 70 |
| AS266306 | CENTRALNETT SERVICOS LTDA | Unclassified | IPv6 | 8 |
| AS133296 | Web Werks India Pvt. Ltd. | Residential | IPv4 | 5 |
| AS138279 | Onepipe Telecom Pvt Ltd | Unclassified | IPv4 | 5 |
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 2026-10-14 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.25M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.