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Country

Portugal

Europe European Union PT
IPv4 addresses
6,897,541
CIDR ranges
2,049
Global rank · IPv4
#49 of 250
ASNs
192
Organizations
175
Regions / states
20

Top ASNs

ASNNameIPs
AS3243 Servicos De Comunicacoes E Multimedia S.A. 1.84M
AS2860 Nos Comunicacoes, S.A. 1.77M
AS12353 Vodafone Portugal - Communicacoes Pessoais S.A. 1.21M
AS1930 Fundacao para a Ciencia e a Tecnologia, I.P. 359.4K
AS42863 Servicos De Comunicacoes E Multimedia S.A. 255.0K
AS1897 Nos Comunicacoes, S.A. 204.0K
AS15525 Servicos De Comunicacoes E Multimedia S.A. 155.1K
AS13156 Nowo Communications, S.A. 148.5K
AS9186 Infocomunicacoes, S.A. 82.9K
AS5533 Claranet Portugal S.A 81.7K
AS12926 AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A. 75.0K
AS15457 NOS Madeira Comunicacoes, S.A. 69.6K
AS5516 Instituto de Engenharia de Sistemas e Computadores PCUP 66.8K
AS8220 COLT Technology Services Group Limited 41.0K
AS5626 Infocomunicacoes, S.A. 36.6K
AS20879 Digi Romania S.A. 30.0K
AS42580 Nos Acores Comunicacoes, S.A. 26.6K
AS51964 ORANGE BUSINESS SERVICES U.S. Inc. 24.6K
AS199155 Direcao Geral de Estatisticas da Educacao e Ciencia 20.5K
AS24768 Almouroltec Servicos De Informatica E Internet Lda 18.7K
AS212238 Datacamp Limited 12.3K
AS8657 Servicos De Comunicacoes E Multimedia S.A. 11.3K
AS47202 Lazer Telecomunicacoes S.A. 10.2K
AS3257 GTT Communications Inc. 9.2K
AS33876 Dominios, S.A. 9.2K

Regions / states / provinces

Network composition

How Portugal's allocated IPv4 space breaks down by operator type, regional registry, and block size.

By operator category
CategoryIPv4Share
Enterprise 4.65M
75.7%
Mobile 1.21M
19.6%
ISP / Telecom 195.3K
3.2%
Academic / Research 72.4K
1.2%
Hosting / Cloud 17.9K
0.3%
Government 3.1K
0.0%
By regional registry (RIR)
RegistryIPv4Share
RIPE NCC 6.83M
99.1%
ARIN 56.2K
0.8%
AFRINIC 7.2K
0.1%
APNIC 771
0.0%
LACNIC 512
0.0%
Prefix-size distribution (network ranges by block size)
/8–/15
17
/16–/19
104
/20–/22
150
/23
105
/24
391
/25–/28
296
/29–/32
986

Routing & security

Live BGP routing footprint for Portugal from our global collectors, with RPKI route-origin validation coverage.

Announced prefixes
5,579
Origin ASNs
226
RPKI-valid
80.7%
4,501 of 5,579 ROA-covered

RPKI-valid % = announced prefixes with a matching Route Origin Authorization. Live routing →

Web3 footprint

Portugal hosts 68 observed decentralized-network nodes across 7 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Reverse-DNS, threat intelligence & internet health

How much of Portugal's address space resolves to a hostname, how much appears on public threat blocklists, how widely the population is online, and independent signals of censorship and outages.

Reverse-DNS coverage
76.0%
5.25M IPs with a PTR
On threat blocklists
319
flagged across 7 feeds
Internet adoption
88.5%
of population · 2024
Censorship signal
1.2%
6 confirmed-blocked · 30d
Network outages
2
events · last 90d
Median speed
279 Mbps ↓
114 Mbps ↑ · 18ms
76.0% of allocated IPv4 has a PTR

Reverse-DNS + threat-blocklist footprint from our own scanning & 8 threat-intel feeds. Internet adoption from the World Bank; censorship measurements from OONI; outage detection from IODA / Georgia Tech; connection speed from Cloudflare Radar.

Frequently Asked Questions

How many IPv4 addresses are allocated to Portugal?

Portugal has 6,897,541 IPv4 addresses allocated across 2,049 network ranges. These allocations are managed by regional internet registries and assigned to organizations operating within the country.

What are the largest internet providers in Portugal?

The top organizations in Portugal by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 50 organizations collectively manage the majority of the country's IPv4 address space.

How many ASNs operate in Portugal?

Portugal has 50 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.

What continent is Portugal in?

Portugal is located in Europe. IP address allocations in this region are managed by RIPE NCC.

Last updated: 2026-10-13 22:54:05 UTC
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