Adjacent networks
AS19577 CASTRO-TELECOM - CASTRO TELECOM LLC
Unclassified ARIN
Adjacency
Adjacent networks
Every AS seen directly next to AS19577 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS62416 | SAMPLING LINE-SERVICOS E INTERNET, LDA | Hosting | IPv4 | 120 |
| AS33733 | CASTRO TELECOM LLC | Unclassified | IPv4 | 60 |
| AS200454 | Tomas Oliveira Valente Leite de Castro | Unclassified | IPv4 | 58 |
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 2026-11-02 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 74.44M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.