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TDC Holding A/S

TDC Holding A/S uses 4,768,151 IPv4 addresses in 59,622 ranges, and 257 IPv6 ranges, by the registry records IP Company reads.

tdcgroup.com·Denmark

4,768,151
IPv4 addresses
59,622
IPv4 ranges
257
IPv6 ranges
1
AS it operates
3
countries

About the company

Who it is, where it is registered and who owns it.

Description
Danish telecommunications company
Founded
1990
Headquarters
Copenhagen
Industry
telecommunications industry
Employees
7,498
Listed
Nasdaq Copenhagen A/S: TDC
Legal name
TDC Holding A/S
LEI
529900N96EOVRB114D28
Registered
DK, no. 14773908
Ultimate parent
DKT Holdings ApS

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS3292 TDC Holding A/S4,747,543 · 99.57%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

  1. Denmark4,910,912 · 100.00%
  2. Finland128 · 0.00%
  3. Switzerland64 · 0.00%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

ASNNAMETYPEREGISTEREDIPV4
AS3292TDC Holding A/SISPDenmark5,187,328

How its networks peer

Each network's peering policy, traffic, ratio and reach as its operator states them, with the internet exchanges and facilities it is at.

ASNPOLICYTRAFFICRATIOSCOPEEXCHANGESFACILITIES
AS3292Selective1-5TbpsMostly InboundRegional2213

Internet exchanges

The internet exchanges its networks connect at, by the capacity of their ports there: 22 exchanges, 22 ports and 591 Gbps in all.

EXCHANGEWHEREPORTSCAPACITY
1-IX EUNew-York, London, Paris, Madrid, Frankfurt, Amsterdam, Warsaw, Bratislava, Hong Kong, Poland1100 Gbps
AMS-IXAmsterdam, The Netherlands1100 Gbps
Peering.czPrague, Bratislava, Vienna, Frankfurt, Czechia1100 Gbps
DE-CIX CopenhagenCopenhagen, Denmark150 Gbps
DE-CIX HamburgHamburg, Germany140 Gbps
DE-CIX FrankfurtFrankfurt, Germany130 Gbps
Equinix AshburnAshburn, United States120 Gbps
LINX LON1London, United Kingdom120 Gbps
DE-CIX New YorkNew York, United States110 Gbps
DE-CIX OsloOslo, Norway110 Gbps
DE-CIX StockholmStockholm, Sweden110 Gbps
Equinix New YorkNew York, United States110 Gbps
Equinix Palo AltoPalo Alto, United States110 Gbps
Equinix San JoseSan Jose, United States110 Gbps
NL-ixAmsterdam, Rotterdam, Brussels, Luxembourg, Frankfurt, Düsseldorf, Berlin, Dublin, London, Copenhagen, Paris, Marseille, The Netherlands110 Gbps
Netnod Copenhagen BLUE -- MTU9KMalmo / Copenhagen, Denmark110 Gbps
Netnod Copenhagen GREEN -- MTU9KMalmo / Copenhagen, Denmark110 Gbps
Netnod Stockholm BLUE -- MTU1500Stockholm, Sweden110 Gbps
Netnod Stockholm BLUE -- MTU4470Stockholm, Sweden110 Gbps
Netnod Stockholm GREEN -- MTU1500Stockholm, Sweden110 Gbps
Netnod Stockholm GREEN -- MTU4470Stockholm, Sweden110 Gbps
DE-CIX HelsinkiHelsinki, Finland11 Gbps

Facilities

The datacenters and colocation sites its networks are in: 13 in 6 countries, the country with the most first.

FACILITYWHERE
Digital Realty Copenhagen CPH1-3Copenhagen, Denmark
Norlys Telehouse CopenhagenCopenhagen, Denmark
GlobalConnect Taastrup 1 (CPH1)Taastrup, Denmark
Equinix AM7 - Amsterdam, KuiperberwegAmsterdam, The Netherlands
Global Crossing JoopAmsterdam, The Netherlands
NIKHEF AmsterdamAmsterdam, The Netherlands
Equinix LD8 - London, DocklandsLondon, United Kingdom
Telehouse - London (Docklands East)London, United Kingdom
Digital Realty Stockholm STO1-6Stockholm, Sweden
Equinix SK1 - Stockholm, BrommaStockholm, Sweden
Equinix DC1-DC15,DC21-DC22 - AshburnAshburn, United States
Equinix NY2/NY4/NY5/NY6 - New York, SecaucusSecaucus, United States
Equinix FR5 - Frankfurt, KleyerStrasseFrankfurt, Germany

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
181 Mbps
median download
86.4 Mbps
median upload
26,835
download tests
24,095
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, with the network announcing each.

first 100 of 59,879
RANGEIPV4ORIGIN
2.104.0.0-2.104.176.25545,312AS3292
80.167.63.224-80.167.232.343,044AS3292
2.108.126.0/232.108.128.0/1733,280AS3292
176.23.0.0/1732,768AS3292
83.89.0.0/1732,768AS3292
87.55.60.0-87.55.175.25529,696AS3292
188.183.116.0-188.183.221.25527,136AS3292
87.56.128.0/1887.56.192.0/1987.56.224.0/2126,624AS3292
80.197.64.0/1880.197.128.0/1924,576AS3292
131.164.0.0-131.164.93.25524,064AS3292
87.60.30.0-87.60.119.25523,040AS3292
87.57.0.0/1887.57.64.0/2087.57.80.0/2122,528AS3292
188.176.164.0-188.176.250.1122,028AS3292
87.52.0.0/1887.52.64.0/2020,480AS3292
87.59.112.0-87.59.187.25519,456AS3292
80.162.244.128-80.163.64.1519,344AS3292
188.182.122.0-188.182.195.25518,944AS3292
83.92.63.0/2483.92.64.0/1883.92.128.0/2118,688AS3292
188.177.144.0-188.177.215.25518,432AS3292
87.48.0.0/1887.48.64.0/2287.48.68.0/2317,920AS3292
83.88.0.0/1883.88.64.0/2283.88.68.0/2417,664AS3292
80.161.255.128/2580.162.0.0/1880.162.64.0/2217,536AS3292
188.179.28.0-188.179.96.317,412AS3292
94.189.61.0/2494.189.62.0/2394.189.64.0/1817,152AS3292
128.76.189.192/26128.76.190.0/23128.76.192.0/1816,960AS3292
83.94.190.0/2383.94.192.0/1883.95.0.0/2616,960AS3292
87.49.255.0/2487.50.0.0/1887.50.64.0/2416,896AS3292
83.92.255.248/2983.93.0.0/1883.93.64.0/2416,648AS3292
83.93.255.0/2483.94.0.0/1816,640AS3292
87.50.127.128/2587.50.128.0/1887.50.192.0/2916,520AS3292
83.90.128.0/1883.90.192.0/2816,400AS3292
87.60.127.252/3087.60.128.0/1816,388AS3292
188.181.192.0/1816,384AS3292
87.51.128.0/1816,384AS3292
87.52.192.0/1816,384AS3292
95.166.64.0/1816,384AS3292
93.164.37.0-93.164.99.25516,128AS3292
87.58.250.80-87.59.55.25515,792AS3292
188.178.132.0-188.178.191.25515,360AS3292
87.54.148.0-87.54.205.25514,848AS3292
93.163.68.0-93.163.125.1114,604AS3292
93.160.0.0-93.160.56.1114,348AS3292
87.57.192.0/1987.57.224.0/2087.57.240.0/2114,336AS3292
83.95.64.0-83.95.117.313,572AS3292
188.180.123.224-188.180.176.1913,364AS3292
188.176.0.0/19188.176.32.0/20188.176.48.0/2213,312AS3292
188.178.20.0-188.178.71.25513,312AS3292
87.49.144.0-87.49.194.12712,928AS3292
188.181.50.0-188.181.99.312,548AS3292
188.182.53.0-188.182.101.25512,544AS3292
128.76.128.0/19128.76.160.0/20128.76.176.0/2612,352AS3292
93.165.159.240/2893.165.160.0/1993.165.192.0/2012,304AS3292
188.177.92.0-188.177.140.312,292AS3292
188.176.56.0/21188.176.64.0/19188.176.96.0/2112,288AS3292
80.197.248.0/2180.198.0.0/1980.198.32.0/2112,288AS3292
87.55.184.0/2187.55.192.0/1987.55.224.0/2112,288AS3292
87.57.118.248-87.57.163.25511,528AS3292
87.49.64.0-87.49.109.311,524AS3292
188.181.119.0-188.181.163.25511,520AS3292
188.178.228.0-188.179.15.25511,264AS3292
93.160.136.0-93.160.179.13511,144AS3292
2.105.163.0-2.105.206.12711,136AS3292
188.178.84.0-188.178.127.1111,020AS3292
188.180.21.0-188.180.63.25511,008AS3292
80.161.107.0-80.161.149.25511,008AS3292
93.167.21.0-93.167.63.25511,008AS3292
2.111.59.0-2.111.100.25510,752AS3292
87.54.254.244-87.55.39.25510,508AS3292
188.181.5.0-188.181.42.2559,728AS3292
80.162.191.184-80.162.228.2559,544AS3292
93.162.163.244-93.162.199.2559,228AS3292
80.161.152.0-80.161.188.79,224AS3292
93.162.204.0-93.162.240.79,224AS3292
188.177.28.0/22188.177.32.0/19188.177.64.0/309,220AS3292
188.179.100.0-188.179.135.2559,216AS3292
83.88.200.0-83.88.235.2559,216AS3292
87.48.84.240-87.48.120.78,984AS3292
87.49.0.0/1987.49.32.0/2387.49.34.0/248,960AS3292
83.95.160.0-83.95.194.1918,896AS3292
87.59.63.240-87.59.98.638,784AS3292
188.182.234.0-188.183.11.2558,704AS3292
83.93.128.0/1983.93.160.0/238,704AS3292
83.93.163.0-83.93.196.2558,704AS3292
83.93.66.0-83.93.99.2558,704AS3292
176.20.80.0/20176.20.96.0/20176.20.112.0/248,448AS3292
93.161.88.0-93.161.120.1278,320AS3292
87.61.127.248/2987.61.128.0/198,200AS3292
176.21.192.0/198,192AS3292
176.21.224.0/198,192AS3292
176.21.87.0-176.21.118.2558,192AS3292
188.182.20.0-188.182.51.2558,192AS3292
87.51.8.0/2187.51.16.0/2087.51.32.0/218,192AS3292
87.56.32.0/198,192AS3292
87.58.32.0/198,192AS3292
87.59.212.0-87.59.243.2558,192AS3292
93.164.4.0-93.164.35.2558,192AS3292
83.92.145.0-83.92.175.2557,936AS3292
93.167.65.0-93.167.95.2557,936AS3292
131.164.174.0-131.164.203.2557,680AS3292
188.177.242.0-188.178.15.2557,680AS3292

Names it registers under

The holder names its registry records give, by the IPv4 under each.

  1. TDC Holding A/S4,751,995 · 99.66%
  2. TDC Brands A/S9,472 · 0.20%
  3. TDC IP telephony users2,816 · 0.06%
  4. TDC VOD/IPTV service2,816 · 0.06%
  5. TDC HOSTINGCENTER OEBRO NET256 · 0.01%
  6. TDC Hosting A-S Oesterbro - Herlev256 · 0.01%
  7. TDC Mobil infrastructure Aarhus256 · 0.01%
  8. TDC L3 NNI mgt128 · 0.00%
  9. TDC ProAccess users36 · 0.00%
  10. Tdc Brands A-SFoundry24 · 0.00%
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