AS1273 IDDQD-AS

CW - IDDQD-AS · region code EU

IPv4 addresses2,097,408273 prefixes · 0.067% of announced IPv4

Rank worldwide#191of 79,396 networks with IPv4

IPv62,048 x /32 (134,217,760 x /48)2 prefixes

CountryEU59 ASNs registered there

Open AS1273 in ASN lookup Look up an IP in this network (5.181.137.1)

IPv4 prefixes

All 273 prefixes, in address order.

5.181.137.0/24
37.18.144.0/22
37.18.148.0/23
45.12.208.0/23
45.12.210.0/24
46.108.112.0/21
46.108.232.0/24
46.108.235.0/24
46.190.137.0/24
46.190.254.0/24
47.73.0.0/24
47.73.2.0/23
47.73.4.0/22
47.73.16.0/21
47.73.24.0/24
47.73.26.0/23
47.73.28.0/23
47.73.30.0/24
47.73.32.0/22
47.73.38.0/23
47.73.41.0/24
47.73.43.0/24
47.73.48.0/21
47.73.60.0/23
47.73.62.0/24
47.73.64.0/23
47.73.66.0/24
47.73.69.0/24
47.73.70.0/23
47.73.72.0/24
47.73.76.0/24
47.73.80.0/24
47.73.82.0/23
47.73.84.0/24
47.73.87.0/24
47.73.92.0/24
47.73.95.0/24
47.73.107.0/24
47.73.111.0/24
47.73.112.0/23
47.73.115.0/24
47.73.116.0/22
47.73.122.0/24
47.73.126.0/23
47.73.128.0/21
47.73.136.0/22
47.73.140.0/24
47.73.142.0/23
47.73.144.0/23
47.73.147.0/24
47.73.148.0/22
47.73.152.0/21
47.73.160.0/21
47.73.168.0/22
47.73.172.0/24
47.73.174.0/24
47.73.176.0/21
47.73.184.0/24
47.73.185.0/24
47.73.186.0/23
47.73.188.0/22
47.73.192.0/20
47.73.208.0/22
47.73.213.0/24
47.73.215.0/24
47.73.216.0/23
47.73.219.0/24
47.73.221.0/24
47.73.222.0/23
47.73.232.0/21
47.73.240.0/21
47.73.249.0/24
47.73.251.0/24
62.25.64.0/18
62.208.0.0/16
62.213.128.0/23
62.213.156.0/22
62.221.0.0/19
62.233.55.0/24
63.130.0.0/16
64.69.160.0/19
81.172.56.0/23
82.203.12.0/22
82.203.16.0/21
84.246.136.0/24
84.246.138.0/24
84.246.142.0/23
85.205.0.0/20
85.205.16.0/21
85.205.24.0/22
85.205.28.0/23
85.205.30.0/24
85.205.31.0/24
85.205.34.0/24
85.205.40.0/21
85.205.48.0/20
85.205.64.0/21
85.205.72.0/22
85.205.77.0/24
85.205.78.0/23
85.205.80.0/22
85.205.84.0/24
85.205.86.0/23
85.205.88.0/22
85.205.96.0/23
85.205.98.0/23
85.205.100.0/22
85.205.104.0/22
85.205.109.0/24
85.205.110.0/23
85.205.112.0/21
85.205.120.0/24
85.205.122.0/23
85.205.124.0/22
85.205.128.0/20
85.205.144.0/22
85.205.148.0/23
85.205.152.0/21
85.205.160.0/23
85.205.162.0/24
85.205.163.0/24
85.205.165.0/24
85.205.166.0/23
85.205.168.0/23
85.205.171.0/24
85.205.172.0/22
85.205.176.0/20
85.205.200.0/22
85.205.204.0/23
85.205.231.0/24
85.205.232.0/24
85.205.234.0/23
85.205.236.0/22
85.205.240.0/21
85.205.248.0/23
85.205.250.0/24
85.205.252.0/22
87.81.0.0/19
91.236.240.0/24
91.236.242.0/24
94.117.0.0/16
103.141.68.0/23
108.179.120.0/21
139.47.240.0/23
141.1.0.0/16
146.162.33.0/24
146.162.34.0/24
146.162.37.0/24
146.162.38.0/23
146.162.240.0/23
146.222.210.0/24
146.222.214.0/24
148.252.5.0/24
148.252.6.0/24
148.253.0.0/23
158.41.32.0/21
159.197.0.0/21
159.197.8.0/22
159.197.12.0/24
159.197.14.0/23
159.197.16.0/21
159.197.24.0/24
159.197.25.0/24
159.197.26.0/23
159.197.30.0/23
159.197.34.0/23
159.197.36.0/22
159.197.40.0/22
159.197.46.0/23
159.197.48.0/20
159.197.64.0/19
159.197.96.0/22
159.197.100.0/24
159.197.102.0/23
159.197.104.0/21
159.197.112.0/20
164.143.220.0/23
166.63.160.0/19
166.63.192.0/19
176.25.0.0/17
176.26.0.0/16
176.27.0.0/17
176.125.0.0/20
176.125.16.0/22
176.125.20.0/23
176.125.22.0/24
176.125.24.0/21
185.36.32.0/24
185.146.65.0/24
185.201.181.0/24
185.204.4.0/22
188.222.0.0/16
193.32.47.0/24
193.32.49.0/24
193.33.108.0/24
193.35.244.0/23
193.164.160.0/19
193.195.0.0/17
193.195.160.0/19
193.195.192.0/18
194.63.2.0/23
194.63.22.0/24
194.63.28.0/24
194.63.102.0/23
194.68.12.0/24
194.70.16.0/20
194.70.32.0/22
194.70.37.0/24
194.70.38.0/23
194.70.40.0/21
194.70.48.0/20
194.70.64.0/20
194.70.80.0/21
194.70.88.0/22
194.70.128.0/18
194.70.240.0/20
194.112.64.0/18
194.152.64.0/19
194.159.0.0/16
194.177.160.0/19
194.205.0.0/16
194.217.0.0/16
194.221.0.0/16
194.227.110.0/23
195.2.0.0/19
195.10.0.0/18
195.11.0.0/16
195.27.0.0/17
195.27.128.0/19
195.27.160.0/23
195.27.164.0/22
195.27.168.0/21
195.27.176.0/20
195.27.192.0/18
195.44.0.0/16
195.58.157.0/24
195.58.158.0/23
195.59.0.0/16
195.80.64.0/19
195.89.0.0/21
195.89.8.0/22
195.89.12.0/24
195.89.14.0/23
195.89.16.0/20
195.89.32.0/19
195.89.64.0/18
195.89.128.0/17
195.92.0.0/16
195.173.0.0/16
195.233.50.0/23
195.233.53.0/24
195.233.151.0/24
202.89.16.0/21
203.169.56.0/23
206.24.128.0/19
206.225.230.0/24
207.50.128.0/20
208.167.192.0/20
208.173.192.0/18
208.175.144.0/20
208.175.224.0/19
212.62.0.0/19
212.137.0.0/16
212.158.0.0/17
212.165.0.0/19
212.240.0.0/16
213.38.0.0/16
213.185.192.0/19
213.216.128.0/18
216.31.192.0/20
216.239.192.0/19
217.134.0.0/15
217.161.0.0/16

IPv6 prefixes

All 2 prefixes.

2001:5000::/21
2a01:818:1a80::/43

Other ASNs named IDDQD-AS

29 other networks use the same organisation name; together with AS1273 they announce 12,161,536 IPv4 addresses.

ASNNameIPv4 addresses

AS8452TE-AS - IDDQD-AS EG7,586,560

AS2609TN-BB-AS - IDDQD-AS TN561,152

AS8346SONATEL - IDDQD-AS SN337,152

AS24691TOGOTEL-AS - IDDQD-AS TG280,832

AS777UNSPECIFIED - IDDQD-AS EU198,656

AS1124UVA-NL - IDDQD-AS EU196,608

AS1835FSKNET-DK - IDDQD-AS EU164,352

AS1234FORTUM-AS - IDDQD-AS EU133,120

AS1342UNSPECIFIED - IDDQD-AS EU91,648

AS15808ACCESSKENYA-KE - IDDQD-AS KE86,016

AS2026HELSINKI - IDDQD-AS FI66,304

AS2012ELTENET - IDDQD-AS HU65,792

AS2494MUWNET - IDDQD-AS AT65,536

AS1114UNSPECIFIED - IDDQD-AS AT65,536

AS21491Uganda-Telecom - IDDQD-AS UG65,536

AS20598CYBERSPACE-AS - IDDQD-AS IL59,648

AS1126VANCIS - IDDQD-AS EU13,312

AS764FI-PMO-AS - IDDQD-AS EU8,960

AS29032DATANET-UG - IDDQD-AS UG5,376

AS29039ECHOTEL-UG - IDDQD-AS UG3,584

AS1961MARS-AMERICAS - IDDQD-AS EU2,048

AS250SACREDCHAO-AS - IDDQD-AS EU1,792

AS6168EK-GROUP-AS - IDDQD-AS EU1,280

AS249PACKETSTAR - IDDQD-AS EU1,024

AS2578AS2578 - IDDQD-AS EU1,024

AS1922SIX-SK-IX-SERVICES - IDDQD-AS SK512

AS1271T-CNF-BBC-IPB - IDDQD-AS EU256

AS1115UNSPECIFIED - IDDQD-AS AT256

AS1732MIKROK-AS - IDDQD-AS EU256

Similar-sized networks in None

ASNNameIPv4 addresses

AS1257#1 SWIPNET - Tele2 Sverige AB6,459,648

AS1653#3 SUNET - Vetenskapsradet / SUNET489,471

AS777#4 UNSPECIFIED - IDDQD-AS198,656

AS1945#5 FR-LyRES - Renater197,120

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