AS61591 WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME

AS61591 - WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME · registered in Brazil

IPv4 addresses3,0723 prefixes · <0.001% of announced IPv4

Rank in Brazil#1,111largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#18,162of 79,396 networks with IPv4

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

CountryBrazil8,771 ASNs registered there

Open AS61591 in ASN lookup Look up an IP in this network (45.237.72.1) All networks in Brazil

IPv4 prefixes

All 3 prefixes, in address order.

45.237.72.0/22
138.97.64.0/22
170.247.40.0/22

IPv6 prefixes

All 1 prefix.

2804:231c::/32

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ASNNameIPv4 addresses

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AS61592#1112 AS61592 - FORTLINK INTERNET CORPORATIVA3,072

AS61610#1113 AS61610 - ELEA DATA CENTERS3,072

AS61614#1114 AS61614 - 67 TELECOM LTDA3,072

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