asn.dev

Adjacent networks

AS51840 CSL-AS

Unclassified RIPE

Adjacency

Adjacent networks

observed

Every AS seen directly next to AS51840 in a routing path, in either direction.

ASNetworkTypeFamiliesPaths seen
AS13335Cloudflare, Inc.HostingIPv4910
AS12709Melita LimitedResidentialIPv4240
AS15735GO p.l.c.UnclassifiedIPv4240
AS33874Epic Communications LimitedUnclassifiedIPv4180

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 2026-10-31 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 74.50M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.