Upstream networks
AS50121 NETMAR-AS ul. Sobieskiego 30E
Unclassified RIPE
Transit
Upstream networks
Networks observed carrying traffic for AS50121: 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 |
|---|---|---|---|---|
| AS29535 | Orange Polska Spolka Akcyjna | Unclassified | IPv4 | 78 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 | 44 |
| AS33891 | Core-Backbone GmbH | Hosting | IPv4 | 4 |
| AS24482 | SG.GS | Hosting | IPv4 | 2 |
| AS201054 | Stowarzyszenie e-Poludnie | Unclassified | IPv4 | 2 |
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 2026-10-21 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.14M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.