Upstream networks
AS46378 FSX-350 - FSX HOLDINGS, LLC
Unclassified APNIC
Transit
Upstream networks
Networks observed carrying traffic for AS46378: 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 |
|---|---|---|---|---|
| AS174 | Cogent Communications, LLC | Transit | IPv4 | 476 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 IPv6 | 406 |
| AS6461 | Zayo Bandwidth | Transit | IPv4 | 360 |
| AS4213 | Krypt Technologies | Hosting | IPv4 IPv6 | 147 |
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 2026-11-03 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 74.45M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.