Upstream networks
AS20771 CAUCASUS-CABLE-SYSTEM Caucasus Online Ltd.
Unclassified RIPE Cable/DSL/ISP
Transit
Upstream networks
Networks observed carrying traffic for AS20771: 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 | 546 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 309 |
| AS47872 | Sofia Connect EAD | Unclassified | IPv4 | 259 |
| AS196925 | Azertelecom LLC | Unclassified | IPv4 | 38 |
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 2026-11-11 10:00 UTC by route-views2,rrc00, as seen from 74 BGP vantage points across 73.24M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.