AS266208 Allfiber Telecom-Servicos de Telecomunicacoes-Ltda

AS266208 - Allfiber Telecom-Servicos de Telecomunicacoes-Ltda · registered in Brazil

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4

Rank in Brazil#2,135largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#27,808of 79,396 networks with IPv4

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

CountryBrazil8,771 ASNs registered there

Open AS266208 in ASN lookup Look up an IP in this network (38.41.122.1) All networks in Brazil

IPv4 prefixes

All 2 prefixes, in address order.

38.41.122.0/24
192.140.40.0/22

IPv6 prefixes

All 1 prefix.

2804:3c64::/32

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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