AS29003 — REFERTELECOM-AS

AS29003 announces 3 IPv4 prefixes covering 5,376 addresses and 1 IPv6 prefixes.

About this network

REFERTELECOM-AS is operated by IP Telecom, Serviços de Telecomunicações S.A.

What it's used for

• The address space carries residential and business internet access, evidenced by reverse DNS entries like 81-90-59-254.addr.refertelecom.pt and 222-95-185-254.addr.refertelecom.pt.
• The AS announces 5376 IPv4 addresses across 3 prefixes and 1 IPv6 prefix, with 14 observed neighbours, indicating a role as an access provider rather than a transit hub.

Notable

• Registrants for the two largest prefixes (81.90.48.0/20 and 185.95.220.0/22) are listed as "IP Telecom Internet and Data Department" and "IP TELECOM, SERVICOS DE TELECOMUNICACOES S.A.", aligning with the AS holder.
• The prefix 192.162.17.0/24 is registered to "Secretaria Geral da Presidencia da Republica" with netname PRESIDENCIA-DA-REPUBLICA-DA-PORTUGESE, indicating a specific allocation for the Portuguese Presidency.
• The inventory consists of a large /20 block, a /22 block, and a /24 block, with the latter serving a distinct government entity.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 81.90.48.0/20
• 185.95.220.0/22
• 192.162.17.0/24
• 2a02:8f0::/32

Upstream networks

• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS12353 Communicacoes Pessoais S.A.
• AS37721 Virtual Technologies & Solutions
• AS35280 F5 Networks SARL

Downstream networks

• AS41962 MIGUEL GONCALVES UNIPESSOAL LDA
• AS199993 Associacao DNS.PT
• AS209440 Gabinete Nacional de Seguranca (GNS)
• AS205558 Autoridade Nacional de Comunicacoes (Anacom)
• AS199016 VISUALFORMA TECNOLOGIAS DE INFORMACAO, SA

Adjacent networks

• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS41962 MIGUEL GONCALVES UNIPESSOAL LDA
• AS199993 Associacao DNS.PT
• AS209440 Gabinete Nacional de Seguranca (GNS)
• AS205558 Autoridade Nacional de Comunicacoes (Anacom)
• AS12353 Communicacoes Pessoais S.A.
• AS199016 VISUALFORMA TECNOLOGIAS DE INFORMACAO, SA
• AS37721 Virtual Technologies & Solutions
• AS35280 F5 Networks SARL

Internet exchanges

• Gigabit Portuguese Internet Exchange Point — Lisbon, Portugal