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Portugal
Networks in Portugal
138 autonomous systems are registered in Portugal (PT). Together they announce 6,562,304 IPv4 addresses, 0.21% of the announced total, which ranks Portugal #46 of 240 countries.
Autonomous systems 138 127 announce IPv4, 11 IPv6 only
IPv4 addresses 6,562,304 0.21% of announced IPv4 · #46 worldwide
Top 5 networks hold 82.7% of Portugal's IPv4 space
IPv6 301 x /32 (19,764,540 x /48) 60 of 138 networks (43%) announce IPv6
Small networks 46 announce a single /24 (256 addresses) or less
Top 50 networks in Portugal by IPv4 space
# ASN Network IPv4 addresses Of PT
1
AS3243 MEO-RESIDENCIAL MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
1,836,032
27.98%
2
AS2860 NOS_COMUNICACOES NOS COMUNICACOES, S.A.
1,771,520
27.00%
3
AS12353 VODAFONE-PT Vodafone Portugal - Communicacoes Pessoais S.A.
1,207,040
18.39%
4
AS1930 RCCN Fundacao para a Ciencia e a Tecnologia, I.P.
359,936
5.48%
5
AS42863 MEO-MOVEL MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
254,976
3.89%
6
AS1897 EUNETPT NOS COMUNICACOES, S.A.
204,032
3.11%
7
AS15525 MEO-EMPRESAS MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
155,136
2.36%
8
AS13156 AS13156 NOWO COMMUNICATIONS, S.A.
148,480
2.26%
9
AS9186 ONI ONITELECOM - INFOCOMUNICACOES, S.A.
82,944
1.26%
10
AS5533 CLARANET-PT Claranet Portugal S.A
81,664
1.24%
11
AS12926 ArTelecomPT AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A.
75,008
1.14%
12
AS15457 NOS_MADEIRA NOS Madeira Comunicacoes, S.A.
69,632
1.06%
13
AS5516 INESC INESC - Instituto de Engenharia de Sistemas e Computadores PCUP
66,816
1.02%
14
AS5626 ONI ONITELECOM - INFOCOMUNICACOES, S.A.
36,608
0.56%
15
AS24768 ALMOUROLTEC ALMOUROLTEC SERVICOS DE INFORMATICA E INTERNET LDA
30,464
0.46%
16
AS42580 CABOTVA NOS ACORES COMUNICACOES, S.A.
25,600
0.39%
17
AS199155 REDE-MEC Direcao Geral de Estatisticas da Educacao e Ciencia
20,480
0.31%
18
AS8657 MEO-INTERNACIONAL MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
11,264
0.17%
19
AS47202 Lazer Lazer Telecomunicacoes S.A.
10,240
0.16%
20
AS33876 Flesk-AS DMNS - DOMINIOS, S.A.
9,216
0.14%
21
AS12305 NORTENET G9, S.A.
8,192
0.12%
22
AS6424 EDGOO EDGOO NETWORKS UNIPESSOAL LDA
6,912
0.11%
23
AS29003 REFERTELECOM-AS IP TELECOM, SERVICOS DE TELECOMUNICACOES S.A.
5,376
0.08%
24
AS209874 TECHTIDE Tech Tide Portugal Unipessoal LDA
4,352
0.07%
25
AS59787 WEBHS WebSP - Comercio e Prestacao de Servicos Informaticos, Lda
4,096
0.06%
26
AS6773 SIBS Forward Payment Solutions, S.A.
4,096
0.06%
27
AS39384 RACKFIBER Dream Fusion - IT Services, Lda
3,072
0.05%
28
AS35038 INESCTEC INESC TEC - Instituto De Engenharia De Sistemas E Computadores, Tecnologia E Ciencia
2,816
0.04%
29
AS41962 mgoncalves MIGUEL GONCALVES UNIPESSOAL LDA
2,816
0.04%
30
AS62416 PTServidor SAMPLING LINE-SERVICOS E INTERNET, LDA
2,048
0.03%
31
AS25060 INE-AS Instituto Nacional de Estatistica, I.P.
2,048
0.03%
32
AS44785 RBT-AS Robot Telecomunicacoes Projectos e Servicos Lda
2,048
0.03%
33
AS50666 LIGAT LigaT Telecom Sociedade Unipessoal LDA
1,792
0.03%
34
AS49941 EUROTUX Eurotux Informatica SA
1,792
0.03%
35
AS43652 AS100LIMITE EDGOO NETWORKS UNIPESSOAL LDA
1,536
0.02%
36
AS50293 INTERFIBER-PT Interfiber Networks LDA
1,536
0.02%
37
AS218944 OTNETvTEL-AS OTNETvTEL Unipessoal Lda
1,536
0.02%
38
AS57350 EUROPEAN-MARITIME-SAFETY-AGENCY-AS European Maritime Safety Agency
1,536
0.02%
39
AS202170 DSTELECOM-AS DSTELECOM, S.A.
1,536
0.02%
40
AS204094 I4W I4W - Web Solutions, Lda
1,280
0.02%
41
AS197802 UTIS-AS Secretaria-Geral Ministerio da Administracao Interna
1,280
0.02%
42
AS212954 LusoAloja LUSOALOJA SERVICOS DE ALOJAMENTO WEB, LDA
1,280
0.02%
43
AS29615 PORTODIGITAL-AS Associacao Porto Digital
1,024
0.02%
44
AS202341 MYCLOUD-PT MY CLOUD, UNIPESSOAL LDA
1,024
0.02%
45
AS208457 CLOUD-Telecom CLOUD Telecom Lda
1,024
0.02%
46
AS201782 makeitsimple Make It Simple Consultoria Informatica Lda
1,024
0.02%
47
AS215446 SPTELECOM Sousa Pinheiro Telecomunicacoes, Lda
1,024
0.02%
48
AS208277 CIBERCONCEITO CiberConceito Informatica e Servicos Unipessoal, Lda
1,024
0.02%
49
AS47784 INSTINF Entidade de Servicos Partilhados da Administracao Publica, I.P.
1,024
0.02%
50
AS211680 AS-BITSIGHT NSEC - Sistemas Informaticos, S.A.
1,024
0.02%
Countries of similar size
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