Upstream networks
AS51931 ARPNET-AS
Residential RIPE Cable/DSL/ISP
Transit
Upstream networks
Networks observed carrying traffic for AS51931: 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 |
|---|---|---|---|---|
| AS50607 | Stowarzyszenie e-Poludnie | Unclassified | IPv4 | 122 |
| AS30851 | Sileman Sp. z o.o. | Unclassified | IPv4 | 4 |
| AS201054 | Stowarzyszenie e-Poludnie | Unclassified | IPv4 | 4 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 3 |
| AS20473 | The Constant Company, LLC | Hosting | IPv6 | 1 |
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 2026-10-22 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.12M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.