Adjacent networks
AS1213 HEANET
Unclassified RIPE Educational/Research
Adjacency
Adjacent networks
Every AS seen directly next to AS1213 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 394 |
| AS21320 | GEANT Vereniging | Unclassified | IPv4 IPv6 | 381 |
| AS42310 | IE Domain Registry CLG | Unclassified | IPv4 IPv6 | 183 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 IPv6 | 176 |
| AS9002 | RETN Limited | Unclassified | IPv4 IPv6 | 166 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 161 |
| AS2128 | Internet Neutral Exchange Association Company Limited By Guarantee | Unclassified | IPv4 IPv6 | 126 |
| AS20965 | GEANT Vereniging | Unclassified | IPv4 IPv6 | 115 |
| AS2850 | University College Dublin | Education | IPv4 | 62 |
| AS3303 | Swisscom (Schweiz) AG | Residential | IPv4 IPv6 | 40 |
| AS6461 | Zayo Bandwidth | Transit | IPv4 IPv6 | 21 |
| AS20562 | Broadband Hosting B.V. | Hosting | IPv4 | 1 |
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 2026-10-27 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.06M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.