Upstream networks
AS32537 XILINX - Xilinx Incorporated
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS32537: 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 |
|---|---|---|---|---|
| AS13335 | Cloudflare, Inc. | Hosting | IPv4 | 305 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 | 154 |
| AS8220 | COLT Technology Services Group Limited | Hosting | IPv4 | 121 |
| AS9498 | BHARTI Airtel Ltd. | Mobile | IPv4 | 117 |
| AS33651 | Comcast Cable Communications, LLC | Unclassified | IPv4 | 105 |
| AS393552 | Longmont Power & Communications | Residential | IPv4 | 99 |
| AS7018 | AT&T Enterprises, LLC | Residential | IPv4 | 90 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 66 |
| AS4637 | Telstra Global | Unclassified | IPv4 | 63 |
| AS4755 | TATA Communications formerly VSNL is Leading ISP | Hosting | IPv4 | 61 |
| AS33667 | Comcast Cable Communications, LLC | Unclassified | IPv4 | 38 |
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 2026-11-04 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 74.33M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.