AS264401 CSU CARDSYSTEM S.A

AS264401 - CSU CARDSYSTEM S.A · registered in Brazil

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Brazil#6,280largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#41,025of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryBrazil8,771 ASNs registered there

Open AS264401 in ASN lookup Look up an IP in this network (131.161.212.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

131.161.212.0/22

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS264350#6277 AS264350 - Reboucas On Line Comunicacoes Ltda1,024

AS264355#6278 AS264355 - Cais Network1,024

AS264377#6279 AS264377 - FV TECNOLOGIA DA INFORMACAO LTDA ME1,024

AS264402#6281 AS264402 - MS NUNES INFORMACAO TECNOLOGICA LTDA1,024

AS264403#6282 AS264403 - CMTECH Com.e Serv.de Informatica Ltda1,024

AS264423#6283 AS264423 - Departamento de Transito do Estado do Para1,024

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources