Adjacent networks
AS15391 SYSCL1
Hosting RIPE
Adjacency
Adjacent networks
Every AS seen directly next to AS15391 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS12912 | T-Mobile Polska S.A. | Unclassified | IPv4 IPv6 | 402 |
| AS31242 | P4 Sp. z o.o. | Mobile | IPv4 IPv6 | 188 |
Adjacency is not the same as peering. Being next to each other in a path covers paid transit, settlement-free peering and customer connections alike, and routing data cannot distinguish them. Treat this as "these networks exchange routes", nothing more specific.
Derived from routing tables collected at 2026-10-19 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.17M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.