Upstream networks
AS11939 MATHWORKS
Unclassified APNIC
Transit
Upstream networks
Networks observed carrying traffic for AS11939: 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 | 886 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 180 |
| AS6079 | RCN | Residential | IPv4 | 140 |
| AS55836 | Reliance Jio Infocomm Limited | Mobile | IPv4 | 118 |
| AS2856 | British Telecommunications Limited | Residential | IPv4 | 108 |
| AS51055 | Bridge Fibre Limited | Residential | IPv4 | 69 |
| AS4755 | TATA Communications formerly VSNL is Leading ISP | Hosting | IPv4 | 60 |
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.