AS266025 OPTICA TELECOM LTDA

AS266025 - OPTICA TELECOM LTDA · registered in Brazil

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Brazil#7,353largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#57,554of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryBrazil8,771 ASNs registered there

Open AS266025 in ASN lookup Look up an IP in this network (170.245.52.1) All networks in Brazil

IPv4 prefixes

All 2 prefixes, in address order.

170.245.52.0/24
170.245.55.0/24

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS265443#7350 AS265443 - Huawei do Brasil Telecomunicacoes Ltda.512

AS265456#7351 AS265456 - ALELO S.A.512

AS265471#7352 AS265471 - TWL TELECOM512

AS266074#7354 AS266074 - URSICH CONSULTORIA EM INFORMATICA512

AS266415#7355 AS266415 - COMPANHIA BRASILEIRA DE METALURGIA E MINERACAO512

AS266488#7356 AS266488 - Fatima Aparecida de Almeida - ME512

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