Adjacent networks
AS21803 CEDAR-NETWORKS
Unclassified ARIN Cable/DSL/ISP
Adjacency
Adjacent networks
Every AS seen directly next to AS21803 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS394195 | Clearnetworx | Unclassified | IPv4 | 2,080 |
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 527 |
| AS32133 | Ting Fiber Inc. | Unclassified | IPv4 | 465 |
| AS209 | CenturyLink Communications, LLC | Residential | IPv4 | 216 |
| AS40409 | Marmot Library Network, Inc. | Unclassified | IPv4 | 28 |
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 2026-10-21 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.14M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.