AS5533 CLARANET-PT Claranet Portugal S.A

CLARANET-PT Claranet Portugal S.A · registered in Portugal

IPv4 addresses81,6649 prefixes · 0.003% of announced IPv4

Rank in Portugal#10largest network in PT by IPv4 space, of 127 · 1.24% of PT

Rank worldwide#2,168of 79,396 networks with IPv4

IPv610 x /32 (655,361 x /48)4 prefixes

CountryPortugal138 ASNs registered there

Open AS5533 in ASN lookup Look up an IP in this network (77.91.200.1) All networks in Portugal

IPv4 prefixes

All 9 prefixes, in address order.

77.91.200.0/21
80.172.0.0/16
185.146.92.0/22
188.93.224.0/21
193.227.238.0/23
194.62.240.0/22
195.22.0.0/19
195.35.66.0/24
195.72.136.0/22

IPv6 prefixes

All 4 prefixes.

2001:4cc0::/32
2a02:27e0::/32
2a03:73c0::/48
2a07:4f40::/29

Similar-sized networks in Portugal

ASNNameIPv4 addresses

AS15525#7 MEO-EMPRESAS MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.155,136

AS13156#8 AS13156 NOWO COMMUNICATIONS, S.A.148,480

AS9186#9 ONI ONITELECOM - INFOCOMUNICACOES, S.A.82,944

AS12926#11 ArTelecomPT AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A.75,008

AS15457#12 NOS_MADEIRA NOS Madeira Comunicacoes, S.A.69,632

AS5516#13 INESC INESC - Instituto de Engenharia de Sistemas e Computadores PCUP66,816

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