DoD Network Information Center operates AS637: 239 IPv4 prefixes covering 923,904 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #367 worldwide and #101 of 18,202 networks in United States. That is 0.06% of the country’s IPv4 space.
The network spreads across 3 countries: United States 91%, Japan 8.6%, Germany 0.08%.
The largest block is 158.236.0.0 to 158.239.15.255 with 200,704 addresses, geolocated to Quantico (Marine Corps Base Quantico).
- IPv4 addresses
- 923,904
- IPv4 prefixes
- 239
- World rank
- #367
- Country share
- 0.06%
Addresses by country
- United States 91%
Japan 8.6%
Germany 0.08%
Largest blocks
- 158.236.0.0 Quantico (Marine Corps Base Quantico)200,704
- 138.156.0.0 Quantico (Marine Corps Base Quantico)73,728
- 158.245.0.0 Quantico (Marine Corps Base Quantico)65,536
- 138.168.0.0 Chiyoda City65,536
- 138.158.0.0 Columbus65,536
- 158.239.32.0 Quantico (Marine Corps Base Quantico)58,624
- 158.243.0.0 Quantico (Marine Corps Base Quantico)54,528
- 205.109.80.0 Norfolk (Joint Expeditionary Base Little Creek-Fort Story)53,248
Networks of similar size
- AS14593 Space Exploration Technologies Corporation937,216
- AS23700 Linknet-Fastnet ASN
936,448 - AS37518 Fiber Grid INC925,440
- AS9145 EWE TEL GmbH925,184
- AS376 Reseau d'Informations Scientifiques du Quebec (RISQ Inc.)
921,088 - AS9506 Singapore Telecommunications Ltd, Magix Services
918,784 - AS37287 Zain Zambia PLC
918,272 - AS20676 Plusnet GmbH918,016
IPv4 prefixes
- 137.232.161.0/24
- 137.232.194.0/24
- 137.233.5.0/24
- 137.234.0.0/24
- 137.234.2.0/23
- 137.234.26.0/24
- 137.234.64.0/22
- 137.234.75.0/24
- 137.234.76.0/23
- 137.234.80.0/22
- 137.234.84.0/24
- 137.234.86.0/23
- 137.234.110.0/24
- 137.234.128.0/22
- 137.234.139.0/24
- 137.234.140.0/24
- 137.234.156.0/22
- 137.234.160.0/21
- 137.234.178.0/24
- 137.234.181.0/24
- 137.234.182.0/23
- 137.234.185.0/24
- 137.234.186.0/24
- 137.234.192.0/22
- 137.234.200.0/22
- 137.234.204.0/24
- 137.234.206.0/23
- 137.234.247.0/24
- 137.234.248.0/23
- 137.235.4.0/24
- 137.235.126.0/23
- 137.235.128.0/22
- 137.235.133.0/24
- 137.235.141.0/24
- 137.235.142.0/23
- 137.235.148.0/24
- 137.235.172.0/24
- 137.235.200.0/24
- 137.235.202.0/24
- 137.235.210.0/24
- 137.235.236.0/22
- 138.156.0.0/16
- 138.157.0.0/19
- 138.157.57.0/24
- 138.157.64.0/23
- 138.157.84.0/23
- 138.157.105.0/24
- 138.157.106.0/23
- 138.157.110.0/24
- 138.157.112.0/22
- 138.157.119.0/24
- 138.157.122.0/24
- 138.157.124.0/23
- 138.157.130.0/23
- 138.157.207.0/24
- 138.157.210.0/23
- 138.157.216.0/24
- 138.157.240.0/24
- 138.158.0.0/16
- 138.163.160.0/22
- 138.167.0.0/20
- 138.167.20.0/23
- 138.167.32.0/19
- 138.167.64.0/20
- 138.167.80.0/22
- 138.167.84.0/23
- 138.167.104.0/21
- 138.167.112.0/23
- 138.167.119.0/24
- 138.167.120.0/21
- 138.167.128.0/19
- 138.167.160.0/21
- 138.167.176.0/20
- 138.167.200.0/22
- 138.167.206.0/24
- 138.167.208.0/20
- 138.167.224.0/21
- 138.167.232.0/24
- 138.167.235.0/24
- 138.167.236.0/22
- 138.167.248.0/22
- 138.168.0.0/16
- 139.241.81.0/24
- 158.236.0.0/15
- 158.238.0.0/16
- 158.239.0.0/20
- 158.239.32.0/19
- 158.239.64.0/18
- 158.239.128.0/17
- 158.240.0.0/22
- 158.240.4.0/24
- 158.240.32.0/20
- 158.240.48.0/22
- 158.240.52.0/23
- 158.240.54.0/24
- 158.240.58.0/24
- 158.240.96.0/23
- 158.240.131.0/24
- 158.240.132.0/22
- 158.240.136.0/23
- 158.240.160.0/21
- 158.240.174.0/23
- 158.240.180.0/24
- 158.240.183.0/24
- 158.240.198.0/24
- 158.240.210.0/23
- 158.240.212.0/24
- 158.240.216.0/23
- 158.240.226.0/23
- 158.240.242.0/23
- 158.240.244.0/22
- 158.240.248.0/24
- 158.243.0.0/17
- 158.243.128.0/18
- 158.243.192.0/20
- 158.243.208.0/22
- 158.243.212.0/24
- 158.243.214.0/24
- 158.243.216.0/23
- 158.243.219.0/24
- 158.243.220.0/22
- 158.243.224.0/23
- 158.243.226.0/24
- 158.243.238.0/24
- 158.244.0.0/17
- 158.244.128.0/18
- 158.245.0.0/16
- 192.156.21.0/24
- 192.156.56.0/23
- 192.156.79.0/24
- 204.223.8.0/21
- 204.223.34.0/23
- 204.223.36.0/22
- 204.223.40.0/21
- 204.223.75.0/24
- 204.223.78.0/23
- 204.223.80.0/21
- 204.223.88.0/22
- 204.223.92.0/23
- 204.223.94.0/24
- 204.223.96.0/20
- 204.223.112.0/21
- 204.223.126.0/23
- 204.223.128.0/20
- 204.223.144.0/21
- 204.223.152.0/22
- 204.223.176.0/24
- 205.109.0.0/23
- 205.109.4.0/22
- 205.109.8.0/23
- 205.109.12.0/23
- 205.109.14.0/24
- 205.109.16.0/23
- 205.109.20.0/23
- 205.109.28.0/23
- 205.109.48.0/23
- 205.109.51.0/24
- 205.109.53.0/24
- 205.109.54.0/23
- 205.109.64.0/24
- 205.109.69.0/24
- 205.109.80.0/20
- 205.109.96.0/19
- 205.109.128.0/17
- 205.110.0.0/19
- 205.110.36.0/23
- 205.110.39.0/24
- 205.110.50.0/23
- 205.110.55.0/24
- 205.110.56.0/21
- 205.110.68.0/23
- 205.110.70.0/24
- 205.110.74.0/23
- 205.110.76.0/22
- 205.110.86.0/24
- 205.110.95.0/24
- 205.110.104.0/22
- 205.110.110.0/23
- 205.110.116.0/23
- 205.110.137.0/24
- 205.110.140.0/23
- 205.110.187.0/24
- 205.110.188.0/24
- 205.110.192.0/23
- 205.110.194.0/24
- 205.110.196.0/22
- 205.110.200.0/21
- 205.110.218.0/24
- 205.110.224.0/20
- 205.110.240.0/24
- 205.110.242.0/24
- 205.110.244.0/23
- 205.110.247.0/24
- 205.110.248.0/21
- 214.15.10.0/24
- 214.15.20.0/24
- 214.15.30.0/24
- 214.15.60.0/24
- 214.15.70.0/24
- 214.43.0.0/19
- 214.43.32.0/24
- 214.43.50.0/23
- 214.43.52.0/23
- 214.43.60.0/22
- 214.43.70.0/23
- 214.43.80.0/23
- 214.43.92.0/22
- 214.43.105.0/24
- 214.43.128.0/23
- 214.43.132.0/22
- 214.43.136.0/24
- 214.43.144.0/20
- 214.43.160.0/22
- 214.43.164.0/24
- 214.43.166.0/23
- 214.43.168.0/21
- 214.43.176.0/20
- 214.43.192.0/23
- 214.43.200.0/21
- 214.43.208.0/20
- 214.43.224.0/20
- 214.43.240.0/21
- 214.43.249.0/24
- 214.43.250.0/23
- 214.43.252.0/23
- 214.44.32.0/19
- 214.44.80.0/21
- 214.44.130.0/24
- 214.44.136.0/24
- 214.44.143.0/24
- 214.44.144.0/20
- 214.44.160.0/19
- 214.44.192.0/18
- 214.45.224.0/20
- 214.45.240.0/21
- 214.45.248.0/24
- 214.45.251.0/24
- 214.45.252.0/22
- 214.52.0.0/22
Questions and answers
Who owns AS637?
Autonomous system AS637 is operated by DoD Network Information Center.
How many IP addresses does AS637 have?
The network holds 923,904 IPv4 addresses in 239 prefixes.
Which country is AS637 in?
The main country is United States, with addresses in 2 more countries.
How big is AS637?
By IPv4 addresses it ranks #367 worldwide.
What is the largest address block of AS637?
158.236.0.0 to 158.239.15.255, 200,704 addresses.