Adjacent networks
AS40123 R2G-2
Unclassified ARIN
Adjacency
Adjacent networks
Every AS seen directly next to AS40123 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS174 | Cogent Communications, LLC | Transit | IPv4 | 134 |
| AS13237 | euNetworks GmbH | Unclassified | IPv4 | 124 |
| AS8220 | COLT Technology Services Group Limited | Hosting | IPv4 | 79 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 | 42 |
| AS3491 | PCCW Global (HK) Ltd. | Transit | IPv4 | 37 |
| AS22496 | Score Priority Corp | Unclassified | IPv4 | 2 |
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 2026-10-25 12:00 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.