AS263512 CTBA TELECOM

AS263512 - CTBA TELECOM · registered in Brazil

IPv4 addresses2,0481 prefixes · <0.001% of announced IPv4

Rank in Brazil#1,617largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#22,046of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)8 prefixes

CountryBrazil8,771 ASNs registered there

Open AS263512 in ASN lookup Look up an IP in this network (191.243.200.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

191.243.200.0/21

IPv6 prefixes

All 8 prefixes.

2804:130c::/39
2804:130c:200::/39
2804:130c:400::/38
2804:130c:800::/37
2804:130c:1000::/36
2804:130c:2000::/35
2804:130c:4000::/34
2804:130c:8000::/33

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS263487#1614 AS263487 - Giganet Comunicacoes Multimidia Ltda2,048

AS263497#1615 AS263497 - DH ONLINE INTERNET LTDA2,048

AS263499#1616 AS263499 - Telecom Conectividade2,048

AS263515#1618 AS263515 - Franca e Franca Com e Serv Ltda. ME2,048

AS263518#1619 AS263518 - NOSSA NET LTDA2,048

AS263524#1620 AS263524 - Ciabrasnet - Central Brasileira de Internet Ltda2,048

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