Upstream networks
AS11983 -Reserved AS-
Hosting ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS11983: 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 |
|---|---|---|---|---|
| AS1299 | Arelion Sweden AB | Transit | IPv4 IPv6 | 898 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 556 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 293 |
| AS7018 | AT&T Enterprises, LLC | Residential | IPv4 IPv6 | 66 |
| AS13649 | Flexential Colorado Corp. | Hosting | IPv4 IPv6 | 38 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 20 |
| AS293 | ESnet | Unclassified | IPv4 | 14 |
| AS852 | TELUS Communications Inc. | Residential | IPv4 IPv6 | 7 |
| AS701 | Verizon Business | Residential | IPv4 | 6 |
| AS2152 | CENIC | Unclassified | IPv4 | 6 |
| AS14907 | Wikimedia Foundation Inc. | Hosting | IPv4 IPv6 | 6 |
| AS971 | PureVoltage Hosting Inc. | Unclassified | IPv4 | 5 |
| AS25091 | IP-Max SA | Unclassified | IPv6 | 4 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 IPv6 | 3 |
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 2026-10-11 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.47M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.