AS266035 ROGERIO FERREIRA ROSA & CIA LTDA

AS266035 - ROGERIO FERREIRA ROSA & CIA LTDA · registered in Brazil

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

Rank in Brazil#3,164largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#31,864of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryBrazil8,771 ASNs registered there

Open AS266035 in ASN lookup Look up an IP in this network (45.4.12.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

45.4.12.0/22

IPv6 prefixes

All 1 prefix.

2804:398c::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS266029#3161 AS266029 - SBNET TELECOM1,024

AS266030#3162 AS266030 - W B DE ANDRADE TELECOMUNICACOES E INFORMATICA1,024

AS266034#3163 AS266034 - Falou Telecom1,024

AS266036#3165 AS266036 - NETGAMES TELECOM1,024

AS266037#3166 AS266037 - OPENGATE INFORMATICA LTDA1,024

AS266038#3167 AS266038 - VN TELECOM PROVEDORES A.R.C EIRELI1,024

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