Adjacent networks
AS21886 RICOH USA IT SERVICES
Unclassified ARIN
Adjacency
Adjacent networks
Every AS seen directly next to AS21886 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 384 |
| AS2914 | NTT America, Inc. | Transit | IPv4 | 230 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 | 135 |
| AS19151 | BroadbandONE, LLC | Hosting | IPv4 | 96 |
| AS54004 | Cablevision Lightpath LLC | Unclassified | IPv4 | 78 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 | 72 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 | 8 |
| AS24482 | SG.GS | Hosting | IPv4 | 8 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 | 8 |
| AS19862 | Bridgehampton National Bank | 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 2026-10-23 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.15M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.