Upstream networks
AS3741 IS
Unclassified APNIC NSP
Transit
Upstream networks
Networks observed carrying traffic for AS3741: 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 |
|---|---|---|---|---|
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 4,969 |
| AS2914 | NTT America, Inc. | Transit | IPv4 IPv6 | 4,836 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 4,496 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 4,413 |
| AS34549 | meerfarbig GmbH & Co. KG | Hosting | IPv4 IPv6 | 1,437 |
| AS50304 | Blix Solutions AS | Unclassified | IPv4 | 956 |
| AS3491 | PCCW Global (HK) Ltd. | Transit | IPv4 | 945 |
| AS33891 | Core-Backbone GmbH | Hosting | IPv4 | 576 |
| AS48185 | team.blue NV | Unclassified | IPv4 IPv6 | 492 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 491 |
| AS12552 | GlobalConnect AB | Unclassified | IPv4 | 489 |
| AS37100 | SEACOM Limited | Unclassified | IPv4 | 489 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 | 488 |
| AS48362 | Stadtwerke Feldkirch | Residential | IPv4 IPv6 | 481 |
| AS50300 | CustodianDC Limited | Unclassified | IPv4 IPv6 | 481 |
| AS4657 | StarHub Ltd | Residential | IPv4 | 478 |
| AS12779 | IT.Gate S.p.A. | Unclassified | IPv4 | 478 |
| AS3216 | PJSC "Vimpelcom" | Mobile | IPv4 | 477 |
| AS3303 | Swisscom (Schweiz) AG | Residential | IPv4 | 334 |
| AS17639 | Converge ICT Solutions Inc. | Unclassified | IPv4 | 322 |
| AS6453 | TATA COMMUNICATIONS (AMERICA) INC | Transit | IPv4 | 118 |
| AS29075 | IELO-LIAZO SERVICES SAS | Unclassified | IPv4 | 86 |
| AS20562 | Broadband Hosting B.V. | Hosting | IPv4 | 47 |
| AS6461 | Zayo Bandwidth | Transit | IPv4 | 37 |
| AS9002 | RETN Limited | Unclassified | IPv6 | 3 |
| AS13030 | Init7 (Switzerland) Ltd. | Hosting | IPv6 | 3 |
| AS213241 | TECHIT.BE SRL | Residential | IPv6 | 3 |
| AS15412 | Flag Telecom UK Limited | Unclassified | IPv4 | 1 |
| AS30988 | IS InternetSolutions Limited | Unclassified | 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 2026-10-18 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.17M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.