Upstream networks
AS12488 KRYSTAL
Hosting RIPE
Transit
Upstream networks
Networks observed carrying traffic for AS12488: 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 |
|---|---|---|---|---|
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 655 |
| AS2914 | NTT America, Inc. | Transit | IPv4 IPv6 | 341 |
| AS12025 | Iron Mountain Data Center | Unclassified | IPv4 IPv6 | 245 |
| AS20473 | The Constant Company, LLC | Hosting | IPv4 | 72 |
| AS35266 | EX Networks Limited | Unclassified | IPv4 IPv6 | 15 |
| AS1299 | Arelion Sweden AB | Transit | IPv4 IPv6 | 5 |
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 2026-10-20 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.16M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.