AS273512 OPTTO TELECOMUNICACOES LTDA

AS273512 - OPTTO TELECOMUNICACOES LTDA · registered in Brazil

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Brazil#7,131largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#47,183of 79,396 networks with IPv4

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

CountryBrazil8,771 ASNs registered there

Open AS273512 in ASN lookup Look up an IP in this network (38.159.173.1) All networks in Brazil

IPv4 prefixes

All 2 prefixes, in address order.

38.159.173.0/24
38.211.146.0/24

IPv6 prefixes

All 1 prefix.

2804:8fcc::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS273481#7128 AS273481 - NC SERVICOS E TELECOMUNICACOES LTDA512

AS273497#7129 AS273497 - IMPERIUM T. BARREIRA GRANDE SER. TELECOM LTDA512

AS273511#7130 AS273511 - Saldanha.Net Telecom512

AS273529#7132 AS273529 - VORTEX SERVICOS LTDA512

AS273532#7133 AS273532 - NETGEO SOLUCOES EM TECNOLOGIA LTDA512

AS273533#7134 AS273533 - FibraRede Gestao e Servicos de Infraestrutura Ltda512

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