Upstream networks
AS39960 BARNES-AND-NOBLE
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS39960: 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 |
|---|---|---|---|---|
| AS32787 | Akamai Technologies, Inc. | Hosting | IPv4 | 386 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 | 302 |
| AS46887 | Crown Castle Fiber LLC | Unclassified | IPv4 | 238 |
| AS11019 | HAProxy Technologies, Inc. | Hosting | IPv4 | 169 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 146 |
| AS7018 | AT&T Enterprises, LLC | Residential | IPv4 | 91 |
| AS23222 | Charter Communications LLC | Unclassified | IPv4 | 59 |
| AS54004 | Cablevision Lightpath LLC | Unclassified | IPv4 | 36 |
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 2026-10-23 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.15M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.