AS12926 Acessos e Redes de Telecomunicacoes, S.A.

ArTelecomPT AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A. · registered in Portugal

IPv4 addresses75,0084 prefixes · 0.002% of announced IPv4

Rank in Portugal#11largest network in PT by IPv4 space, of 127 · 1.14% of PT

Rank worldwide#2,291of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryPortugal138 ASNs registered there

Open AS12926 in ASN lookup Look up an IP in this network (185.113.156.1) All networks in Portugal

IPv4 prefixes

All 4 prefixes, in address order.

185.113.156.0/22
194.60.91.0/24
213.63.0.0/16
213.141.0.0/19

IPv6 prefixes

All 1 prefix.

2a00:fa00::/32

Similar-sized networks in Portugal

ASNNameIPv4 addresses

AS13156#8 AS13156 NOWO COMMUNICATIONS, S.A.148,480

AS9186#9 ONI ONITELECOM - INFOCOMUNICACOES, S.A.82,944

AS5533#10 CLARANET-PT Claranet Portugal S.A81,664

AS15457#12 NOS_MADEIRA NOS Madeira Comunicacoes, S.A.69,632

AS5516#13 INESC INESC - Instituto de Engenharia de Sistemas e Computadores PCUP66,816

AS5626#14 ONI ONITELECOM - INFOCOMUNICACOES, S.A.36,608

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