AS3292 TDC TDC Holding A/S

TDC TDC Holding A/S · registered in Denmark

IPv4 addresses5,186,048172 prefixes · 0.165% of announced IPv4

Rank in Denmark#1largest network in DK by IPv4 space, of 327 · 45.50% of DK

Rank worldwide#95of 79,396 networks with IPv4

IPv610 x /32 (655,361 x /48)4 prefixes

CountryDenmark344 ASNs registered there

Open AS3292 in ASN lookup Look up an IP in this network (2.104.0.1) All networks in Denmark

IPv4 prefixes

All 172 prefixes, in address order.

2.104.0.0/14
2.108.0.0/15
2.110.0.0/20
2.110.16.0/22
2.110.32.0/20
2.111.0.0/16
5.44.136.0/21
45.65.84.0/22
45.158.208.0/22
62.80.203.0/24
62.80.205.0/24
62.135.128.0/17
62.242.0.0/15
80.62.0.0/15
80.91.128.0/20
80.160.0.0/13
80.196.0.0/14
80.245.100.0/22
81.31.80.0/20
83.88.0.0/14
83.92.0.0/15
83.94.0.0/18
83.94.96.0/19
83.94.128.0/17
83.95.0.0/16
85.129.0.0/17
87.48.0.0/17
87.48.128.0/19
87.48.160.0/21
87.48.168.0/22
87.48.172.0/22
87.48.176.0/20
87.48.192.0/18
87.49.0.0/16
87.50.0.0/15
87.52.0.0/14
87.56.32.0/19
87.56.128.0/17
87.57.0.0/16
87.58.32.0/19
87.58.160.0/19
87.58.224.0/19
87.59.0.0/16
87.60.0.0/16
87.61.0.0/17
87.61.128.0/18
87.61.224.0/19
87.62.0.0/15
91.199.190.0/24
91.227.177.0/24
92.43.176.0/21
93.160.0.0/14
93.164.0.0/17
93.164.160.0/19
93.164.192.0/18
93.165.0.0/18
93.165.96.0/19
93.165.128.0/17
93.166.0.0/15
93.178.128.0/18
94.189.0.0/17
95.166.64.0/18
95.166.128.0/17
128.76.0.0/18
128.76.128.0/17
128.77.128.0/17
131.164.0.0/16
136.238.207.0/24
147.29.150.0/23
176.20.0.0/17
176.20.224.0/19
176.21.0.0/16
176.22.0.0/17
176.22.160.0/19
176.22.192.0/18
176.23.0.0/17
176.23.160.0/19
176.23.192.0/18
185.72.36.0/22
185.116.8.0/22
185.127.48.0/22
185.127.99.0/24
185.149.231.0/24
185.171.196.0/22
185.218.80.0/23
185.218.82.0/24
188.176.0.0/14
188.180.0.0/18
188.180.64.0/19
188.180.96.0/21
188.180.104.0/22
188.180.108.0/24
188.180.109.0/24
188.180.110.0/23
188.180.112.0/20
188.180.128.0/17
188.181.0.0/16
188.182.0.0/15
192.66.25.0/24
192.66.33.0/24
192.66.36.0/24
192.66.38.0/24
192.66.103.0/24
192.66.104.0/21
192.66.112.0/22
192.66.175.0/24
192.66.180.0/23
193.3.130.0/23
193.3.140.0/23
193.3.142.0/24
193.3.224.0/22
193.26.218.0/24
193.32.65.0/24
193.39.139.0/24
193.41.12.0/23
193.88.0.0/16
193.89.0.0/18
193.89.64.0/19
193.89.96.0/23
193.89.98.0/24
193.89.99.0/24
193.89.100.0/22
193.89.104.0/21
193.89.112.0/20
193.89.128.0/17
193.105.30.0/23
193.138.115.0/24
193.162.48.0/21
193.162.75.0/24
193.162.98.0/23
193.162.110.0/23
193.162.145.0/24
193.162.146.0/24
193.162.152.0/21
193.163.24.0/22
193.163.32.0/24
193.163.100.0/24
193.163.106.0/23
193.163.110.0/24
193.163.118.0/24
193.163.132.0/23
193.163.136.0/22
193.163.140.0/24
193.163.160.0/21
193.200.44.0/23
193.238.204.0/22
193.239.48.0/24
194.99.114.0/23
194.182.128.0/20
194.182.144.0/21
194.182.232.0/21
194.182.240.0/20
194.192.0.0/16
194.239.0.0/16
194.246.103.0/24
194.247.32.0/24
194.247.43.0/24
194.247.58.0/24
195.41.0.0/16
195.60.160.0/23
195.95.181.0/24
195.97.128.0/18
195.137.178.0/24
195.184.32.0/19
195.215.0.0/16
195.246.198.0/24
195.249.0.0/16
212.130.0.0/16
217.28.160.0/23
217.28.162.0/24
217.28.164.0/22
217.28.168.0/21

IPv6 prefixes

All 4 prefixes.

2001:67c:2ae0::/48
2001:6c8::/29
2a00:eec0::/32
2a0a:e700::/32

Similar-sized networks in Denmark

ASNNameIPv4 addresses

AS9158#2 TELENOR_DANMARK_AS Telenor A/S2,315,520

AS39642#3 Sinal-AS Sinal A/S558,592

AS31027#4 GlobalConnect-AS31027 GlobalConnect A/S381,184

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