Upstream networks
AS18723 SEAGATE-USA-CA-1 - Seagate Technology LLC
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS18723: 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 |
|---|---|---|---|---|
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 859 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 | 223 |
| AS45458 | SBN-ISP/AWN-ISP and SBN-NIX/AWN-NIX | Unclassified | IPv4 | 119 |
| AS9255 | Singapore Telecom | Unclassified | IPv4 | 60 |
| AS9498 | BHARTI Airtel Ltd. | Mobile | IPv4 | 48 |
| AS2687 | AT&T Enterprises, LLC | Unclassified | IPv4 | 13 |
| AS5580 | GTT Communications Netherlands B.V. | Transit | IPv4 | 7 |
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 2026-11-13 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 74.40M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.