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Computer Task Group

Computer Task Group uses 5,144 IPv4 addresses in 7 ranges, and 3 IPv6 ranges, by the registry records IP Company reads.

ctg.com·United States

5,144
IPv4 addresses
7
IPv4 ranges
3
IPv6 ranges
0
ASes it operates
1
country

About the company

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

Description
Company
Founded
1966
Headquarters
Buffalo

Who routes its space

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

  1. AS2386 AT&T Enterprises, LLC4,864 · 94.56%
  2. AS7018 AT&T Enterprises, LLC16 · 0.31%
  3. AS209 CenturyLink Communications, LLC8 · 0.16%

Where its space is

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

  1. United States5,120 · 100.00%

Networks it operates

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

No AS number is registered under its domain.

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.

Its address ranges

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

RANGEIPV4ORIGIN
206.201.112.0/212,048AS2386
206.201.120.0/221,024AS2386
206.201.124.0/23512AS2386
205.142.112.0/221,024AS2386
206.201.126.0/24256
206.201.127.0/24256AS2386
12.108.120.192/298AS7018
63.227.217.184/298AS209
75.54.160.8/298AS7018
2001:1890:152f:9200::/56AS7018
2001:1890:1881:e900::/56AS7018
2001:1890:1881:fd00::/56AS7018

Names it registers under

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

  1. Computer Task Group5,128 · 99.69%
  2. COMPUTER TASK GROUP8 · 0.16%
  3. COMPUTER TASK GROUP INC8 · 0.16%
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