Upstream networks
AS15412 FLAG-AS Flag Telecom Global Internet AS
Unclassified RIPE
Transit
Upstream networks
Networks observed carrying traffic for AS15412: 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 | 568 |
| AS1299 | Arelion Sweden AB | Transit | IPv4 IPv6 | 187 |
| AS2914 | NTT America, Inc. | Transit | IPv4 | 85 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 53 |
| AS6762 | TELECOM ITALIA SPARKLE S.p.A. | Transit | IPv4 | 27 |
| AS1257 | Tele2 Sverige AB | Mobile | IPv4 IPv6 | 20 |
| AS2497 | Internet Initiative Japan Inc. | Unclassified | IPv4 | 19 |
| AS3303 | Swisscom (Schweiz) AG | Residential | IPv4 | 19 |
| AS3491 | PCCW Global (HK) Ltd. | Transit | IPv4 | 19 |
| AS6830 | Liberty Global Europe Holding B.V. | Residential | IPv4 | 19 |
| AS12389 | PJSC Rostelecom | Residential | IPv4 | 19 |
| AS12552 | GlobalConnect AB | Unclassified | IPv4 | 19 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 19 |
| AS33891 | Core-Backbone GmbH | Hosting | IPv4 | 19 |
| AS4637 | Telstra Global | Unclassified | IPv4 | 18 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 | 18 |
| AS48185 | team.blue NV | Unclassified | IPv4 | 18 |
| AS38855 | Taiwan Digital Streaming Co. | Unclassified | IPv4 IPv6 | 17 |
| AS17639 | Converge ICT Solutions Inc. | Unclassified | IPv4 | 16 |
| AS6453 | TATA COMMUNICATIONS (AMERICA) INC | Transit | IPv4 | 10 |
| AS9002 | RETN Limited | Unclassified | IPv6 | 2 |
| AS13030 | Init7 (Switzerland) Ltd. | Hosting | IPv6 | 1 |
| AS50628 | Leonix Telecom SAS | Unclassified | IPv6 | 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 2026-10-12 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.