AS266057 RM dos Santos Informatica

AS266057 - RM dos Santos Informatica · registered in Brazil

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

Rank in Brazil#6,359largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#41,224of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryBrazil8,771 ASNs registered there

Open AS266057 in ASN lookup Look up an IP in this network (45.4.180.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

45.4.180.0/22

Other ASNs named RM dos Santos Informatica

1 other network uses the same organisation name; together with AS266057 they announce 6,144 IPv4 addresses.

ASNNameIPv4 addresses

AS61893AS61893 - RM dos Santos Informatica BR5,120

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS266042#6356 AS266042 - GEIZA TEIXEIRA MARTINS IIDA1,024

AS266046#6357 AS266046 - INTERCONNECT TRANSMISSAO DE DADOS1,024

AS266052#6358 AS266052 - Interviva Telecom e Servicos LTDA ME1,024

AS266069#6360 AS266069 - Banco BMG S.A.1,024

AS266073#6361 AS266073 - Fausto Silva de Almeida Servicos - ME1,024

AS266075#6362 AS266075 - E. J. MACHADO DE SOUZA E CIA LTDA ME1,024

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