Upstream networks
AS27552 TWDX
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS27552: 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 | 307 |
| AS1299 | Arelion Sweden AB | Transit | IPv4 IPv6 | 259 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 153 |
| AS701 | Verizon Business | Residential | IPv4 | 22 |
| AS9002 | RETN Limited | Unclassified | IPv6 | 16 |
| AS293 | ESnet | Unclassified | IPv4 | 12 |
| AS33891 | Core-Backbone GmbH | Hosting | IPv4 | 12 |
| AS8359 | MTS PJSC | Mobile | IPv4 | 1 |
| AS8966 | EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC | Mobile | IPv4 | 1 |
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 2026-10-15 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.09M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.