Upstream networks
AS28580 Cilnet Comunicacao e Informatica S.A.
Unclassified RIPE
Transit
Upstream networks
Networks observed carrying traffic for AS28580: 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 | 2,693 |
| AS37468 | Angola Cables | Unclassified | IPv4 IPv6 | 874 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 IPv6 | 582 |
| AS28649 | Desktop Sigmanet Comunicacao Multimidia SA | Residential | IPv4 IPv6 | 285 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 136 |
| AS35280 | F5 Networks SARL | Hosting | IPv4 IPv6 | 121 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 IPv6 | 93 |
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 2026-10-22 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.12M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.