AS61849 RIO ONLINE. NET LTDA

AS61849 - RIO ONLINE. NET LTDA · registered in Brazil

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

Rank in Brazil#6,089largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#35,350of 79,396 networks with IPv4

IPv6256 x /481 prefixes

CountryBrazil8,771 ASNs registered there

Open AS61849 in ASN lookup Look up an IP in this network (201.149.104.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

201.149.104.0/22

IPv6 prefixes

All 1 prefix.

2804:1a44:ff00::/40

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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