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Internet Service Providers in Portugal

List of the top 20 organizations with the largest IP allocations in Portugal

Rank Name IPv4 addresses IPv6 /64 networks AS numbers Prefixes
NOS COMUNICACOES, S.A. 3,549,440 1.5 x 236 2 137
MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 2,267,136 1.06 x 234 4 67
Vodafone Portugal - Communicacoes Pessoais S.A. 1,207,040 1.13 x 235 1 30
4 Fundacao para a Ciencia e a Tecnologia, I.P. 360,960 232 3 83
5 NOWO COMMUNICATIONS, S.A. 324,608 232 1 88
6 ONITELECOM - INFOCOMUNICACOES, S.A. 157,440 232 2 33
7 AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A. 74,752 232 1 5
8 NOS Madeira Comunicacoes, S.A. 69,632 235 1 9
9 INESC - Instituto de Engenharia de Sistemas e Computadores PCUP 66,816 0 1 8
10 ALMOUROLTEC SERVICOS DE INFORMATICA E INTERNET LDA 35,072 232 2 66
11 NOS ACORES COMUNICACOES, S.A. 28,672 235 1 4
12 Direcao Geral de Estatisticas da Educacao e Ciencia 20,480 232 1 4
13 EDGOO NETWORKS UNIPESSOAL LDA 13,056 1.36 x 238 7 81
14 DMNS - DOMINIOS, S.A. 9,472 232 1 11
15 LAZER TELECOMUNICACOES S.A. 9,216 0 1 7
16 G9Telecom S.A. 8,192 0 1 1
17 IP TELECOM, SERVICOS DE TELECOMUNICACOES S.A. 5,376 232 1 4
18 SIBS Forward Payment Solutions, S.A. 5,120 0 1 5
19 Xervers, Unipessoal Lda. 5,120 236 1 16
20 Dream Fusion - IT Services, Lda 4,096 1.38 x 235 1 14