AS271003 ALTONET TELECOM

AS271003 - ALTONET TELECOM · registered in Brazil

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

Rank in Brazil#5,308largest network in BR by IPv4 space, of 7,969 · <0.01% of BR

Rank worldwide#34,128of 79,396 networks with IPv4

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

CountryBrazil8,771 ASNs registered there

Open AS271003 in ASN lookup Look up an IP in this network (177.129.100.1) All networks in Brazil

IPv4 prefixes

All 1 prefix, in address order.

177.129.100.0/22

IPv6 prefixes

All 1 prefix.

2804:74c8::/32

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS270998#5305 AS270998 - Gehling & Mulling Ltda1,024

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AS271001#5307 AS271001 - Yepnet Tecnologia Eireli1,024

AS271004#5309 AS271004 - NETSKY PROVEDOR DE INTERNET LTDA.1,024

AS271005#5310 AS271005 - K P SILVA TELECOM1,024

AS271006#5311 AS271006 - HASC TELECOM LTDA - EPP1,024

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