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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. 3,662,592 1.5 x 236 1 137
MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 2,243,840 1.53 x 235 4 69
Vodafone Portugal - Communicacoes Pessoais S.A. 1,240,064 1.13 x 235 1 32
4 Fundacao para a Ciencia e a Tecnologia, I.P. 335,104 232 3 60
5 NOWO COMMUNICATIONS, S.A. 328,448 232 1 82
6 ONITELECOM - INFOCOMUNICACOES, S.A. 144,128 1.13 x 236 2 46
7 AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A. 75,008 232 1 6
8 NOS Madeira Comunicacoes, S.A. 70,656 232 1 10
9 INESC - Instituto de Engenharia de Sistemas e Computadores PCUP 66,816 0 1 8
10 ALMOUROLTEC SERVICOS DE INFORMATICA E INTERNET LDA 30,976 1.5 x 232 2 60
11 NOS ACORES COMUNICACOES, S.A. 30,208 235 1 6
12 Direcao Geral de Estatisticas da Educacao e Ciencia 16,384 232 1 3
13 DMNS - DOMINIOS, S.A. 9,984 232 1 15
14 SIBS Forward Payment Solutions, S.A. 8,960 0 1 4
15 G9Telecom S.A. 8,192 0 1 1
16 LAZER TELECOMUNICACOES S.A. 6,144 0 1 4
17 Xervers, Unipessoal Lda. 5,632 235 2 19
18 IP TELECOM, SERVICOS DE TELECOMUNICACOES S.A. 5,376 232 1 4
19 5,120 1.03 x 235 4 41
20 EDGOO NETWORKS UNIPESSOAL LDA 3,584 1.58 x 234 2 21