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Autonomous System

AS3243

Servicos De Comunicacoes E Multimedia S.A.

Announced IPs
1,836,028
CIDR prefixes
78
ASN
AS3243

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Web3 footprint

AS3243 hosts 14 observed decentralized-network nodes across 2 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
85.240.0.0/13 524.3K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Loures
2.80.0.0/14 262.1K
99.1%
Servicos De Comunicacoes E Multimedia S.A. PT Leiria Leiria
85.244.0.0/14 262.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
188.80.0.0/14 262.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Leiria Caldas da Rainha
82.154.0.0/15 131.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Porto Porto
85.240.0.0/15 131.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Santarém Samora Correia
176.78.0.0/15 131.1K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
188.250.0.0/15 131.1K
49.8%
Servicos De Comunicacoes E Multimedia S.A. PT Coimbra Coimbra
37.189.0.0/16 65.5K
99.5%
Servicos De Comunicacoes E Multimedia S.A. PT Braga Braga
81.193.0.0/16 65.5K
95.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
85.243.0.0/16 65.5K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
144.64.0.0/16 65.5K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Águeda Municipality
194.65.0.0/16 65.5K
41.4%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
81.193.128.0/17 32.8K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Setúbal Almada
85.242.0.0/17 32.8K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
144.64.128.0/17 32.8K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Sintra
168.182.128.0/17 32.8K
0.0%
Servicos De Comunicacoes E Multimedia S.A. PT Portalegre Portalegre
198.56.128.0/17 32.8K
0.0%
Servicos De Comunicacoes E Multimedia S.A. PT Porto Paredes
213.13.128.0/17 32.8K
50.4%
Servicos De Comunicacoes E Multimedia S.A. PT Porto Porto
85.242.128.0/18 16.4K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
144.64.64.0/18 16.4K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Porto Penafiel
213.13.64.0/18 16.4K
96.0%
Servicos De Comunicacoes E Multimedia S.A. PT — —
81.193.32.0/19 8.2K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Sacavém
81.193.96.0/19 8.2K
65.7%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
85.242.192.0/19 8.2K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Portimão
144.64.0.0/19 8.2K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Águeda Municipality
212.55.128.0/19 8.2K
3.5%
Servicos De Comunicacoes E Multimedia S.A. PT Coimbra Coimbra
213.13.0.0/19 8.2K
74.6%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
81.193.0.0/20 4.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Terrugem
81.193.64.0/20 4.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
85.242.224.0/20 4.1K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
144.64.48.0/20 4.1K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Castelo Branco Covilha
81.193.16.0/21 2.0K
99.1%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.88.0/21 2.0K
99.1%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.240.0/21 2.0K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
144.64.40.0/21 2.0K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Braga Mesão Frio
81.193.24.0/22 1.0K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.84.0/22 1.0K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Setúbal Barreiro
85.242.252.0/22 1.0K
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.32.0/22 1.0K
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
185.2.84.0/22 1.0K
25.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Lisbon
81.193.28.0/23 512
99.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.80.0/23 512
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.248.0/23 512
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.38.0/23 512
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.31.0/24 256
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.82.0/24 256
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.251.0/24 256
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.36.0/24 256
99.6%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.128/25 128
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.0/25 128
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.128/25 128
99.2%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.128/25 128
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.0/26 64
98.4%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.128/26 64
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.0/26 64
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.0/26 64
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.96/27 32
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.224/27 32
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.96/27 32
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.64/27 32
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.64/28 16
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.192/28 16
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.80/28 16
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.112/28 16
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.80/29 8
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.208/29 8
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.64/29 8
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.96/29 8
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.88/30 4
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.216/30 4
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.72/30 4
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.104/30 4
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.92/31 2
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.222/31 2
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.76/31 2
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.110/31 2
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo
81.193.30.94/32 1
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Lisbon Cacém
81.193.83.221/32 1
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Faro Lagos
85.242.250.78/32 1
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Madeira Funchal
144.64.37.108/32 1
100.0%
Servicos De Comunicacoes E Multimedia S.A. PT Aveiro Ílhavo

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS3243 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
213.13.0.0/16 31,719 2026-10-31 20:53:36
194.65.0.0/16 31,681 2026-10-31 20:53:36
212.55.128.0/19 31,665 2026-10-31 20:53:36
2.80.0.0/14 19,999 2026-10-31 20:44:16
144.64.128.0/17 19,222 2026-10-31 20:44:16
37.189.0.0/16 19,166 2026-10-31 20:44:16
144.64.0.0/16 19,073 2026-10-31 20:44:16
81.193.0.0/16 19,000 2026-10-31 20:44:16
198.56.128.0/17 18,695 2026-10-31 20:44:16
85.240.0.0/13 18,657 2026-10-31 20:44:16
82.154.0.0/15 18,611 2026-10-31 20:44:16
185.2.84.0/22 18,586 2026-10-31 20:44:16
188.250.0.0/15 18,556 2026-10-31 20:44:16
168.182.128.0/17 18,544 2026-10-31 20:44:16
188.80.0.0/14 18,332 2026-10-31 20:44:16
176.78.0.0/15 18,332 2026-10-31 20:44:16

Frequently Asked Questions

What is AS3243?

AS3243 is an Autonomous System Number assigned to Servicos De Comunicacoes E Multimedia S.A.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS3243 announce?

AS3243 announces 1.84M IPv4 addresses distributed across 78 routed CIDR prefixes. The network is registered in Portugal.

Who operates AS3243?

AS3243 is operated by Servicos De Comunicacoes E Multimedia S.A.. The organization is based in Portugal. You can view all IP ranges and related ASNs on the organization page.

What country is AS3243 registered in?

AS3243 is registered in Portugal. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-31 21:24:05 UTC
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