asn.dev

Adjacent networks

AS43757 ICZAS-CZ ICZ a.s.

Unclassified APNIC

Adjacency

Adjacent networks

observed

Every AS seen directly next to AS43757 in a routing path, in either direction.

ASNetworkTypeFamiliesPaths seen
AS6855Slovak Telekom, a.s.MobileIPv4 IPv673
AS5610O2 Czech Republic, a.s.UnclassifiedIPv4 IPv643
AS5578SWAN, a.s.UnclassifiedIPv435

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 2026-11-05 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 73.57M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.