Adjacent networks
AS15721 CTCO Riga, Latvia
Unclassified RIPE
Adjacency
Adjacent networks
Every AS seen directly next to AS15721 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS197870 | S.I.A."IBANPAY" | Unclassified | IPv4 | 120 |
| AS12578 | SIA Tet | Residential | IPv4 | 118 |
| AS9002 | RETN Limited | Unclassified | IPv4 | 44 |
| AS28886 | RETN Limited | Unclassified | IPv4 | 16 |
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 2026-10-14 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.25M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.