Upstream networks
AS27400 CLEARFLY
Residential APNIC Cable/DSL/ISP
Transit
Upstream networks
Networks observed carrying traffic for AS27400: 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 | 176 |
| AS1299 | Arelion Sweden AB | Transit | IPv4 IPv6 | 165 |
| AS13335 | Cloudflare, Inc. | Hosting | IPv4 | 100 |
| AS9002 | RETN Limited | Unclassified | IPv4 IPv6 | 19 |
| AS6939 | Hurricane Electric LLC | Transit | IPv6 | 12 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 9 |
| AS3130 | RGnet OU | Unclassified | IPv4 | 8 |
| AS34927 | iFog GmbH | Hosting | IPv4 | 8 |
| AS394256 | Tech Futures Interactive Inc. | Unclassified | IPv4 IPv6 | 7 |
| AS293 | ESnet | Unclassified | IPv4 | 6 |
| AS7575 | Australian Academic and Research Network (AARNet) | Education | IPv4 | 6 |
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 2026-10-12 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.21M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.