United States Department of Defense (DoD) operates AS749: 2,809 IPv4 prefixes covering 205,760,000 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #1 worldwide and #1 of 18,202 networks in United States. That is 14% of the country’s IPv4 space.
The largest block is 29.0.0.0 to 30.255.255.255 with 33,554,432 addresses, geolocated to Whitehall.
- IPv4 addresses
- 205,760,000
- IPv4 prefixes
- 2,809
- World rank
- #1
- Country share
- 14%
Addresses by country
- United States 100%
Largest blocks
- 29.0.0.0 Whitehall33,554,432
- 21.0.0.0 Whitehall33,554,432
- 33.0.0.0 Columbus16,777,216
- 26.0.0.0 Columbus16,777,216
- 7.0.0.0 Whitehall12,707,328
- 215.77.0.0 Columbus11,275,776
- 214.95.109.0 Columbus10,588,928
- 11.96.1.0 Columbus10,485,504
Networks of similar size
97,428,714IPv4 prefixes
- 6.1.0.0/16
- 6.16.0.0/19
- 6.16.32.0/20
- 6.16.48.0/23
- 6.16.50.0/24
- 6.16.53.0/24
- 6.16.54.0/23
- 6.16.56.0/21
- 6.16.76.0/22
- 6.16.128.0/21
- 6.16.137.0/24
- 6.16.138.0/23
- 6.16.140.0/22
- 6.16.144.0/20
- 6.16.160.0/21
- 6.16.168.0/24
- 6.16.170.0/23
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- 6.16.184.0/21
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- 6.16.208.0/22
- 6.16.213.0/24
- 6.16.214.0/23
- 6.16.217.0/24
- 6.16.219.0/24
- 6.16.220.0/22
- 6.16.224.0/19
- 6.17.0.0/18
- 6.17.64.0/20
- 6.17.81.0/24
- 6.17.82.0/23
- 6.17.84.0/22
- 6.17.96.0/19
- 6.17.128.0/17
- 6.18.0.0/15
- 6.20.0.0/14
- 6.24.0.0/13
- 6.32.0.0/16
- 6.33.0.0/18
- 6.33.64.0/20
- 6.33.80.0/22
- 6.33.88.0/21
- 6.33.96.0/19
- 6.33.128.0/17
- 6.34.0.0/15
- 6.36.0.0/14
- 6.40.0.0/16
- 6.42.0.0/18
- 6.42.128.0/18
- 6.43.0.0/16
- 6.45.0.0/19
- 6.46.0.0/19
- 6.46.92.0/22
- 6.46.112.0/20
- 6.46.128.0/17
- 6.47.0.0/18
- 6.47.104.0/21
- 6.47.112.0/21
- 6.47.121.0/24
- 6.47.122.0/23
- 6.47.124.0/22
- 6.47.128.0/17
- 6.48.16.0/20
- 6.48.40.0/21
- 6.48.56.0/21
- 6.48.152.0/21
- 6.50.160.0/19
- 6.51.96.0/19
- 6.51.196.0/22
- 6.51.208.0/20
- 6.51.240.0/21
- 6.51.248.0/22
- 6.51.253.0/24
- 6.51.254.0/23
- 6.52.0.0/20
- 6.52.18.0/23
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- 6.52.24.0/21
- 6.52.32.0/19
- 6.52.64.0/18
- 6.52.128.0/17
- 6.53.0.0/16
- 6.54.0.0/15
- 6.56.0.0/13
- 6.64.0.0/24
- 6.64.2.0/23
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- 6.64.8.0/21
- 6.64.16.0/21
- 6.64.24.0/22
- 6.64.28.0/23
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- 6.64.64.0/19
- 6.64.96.0/21
- 6.64.105.0/24
- 6.64.106.0/23
- 6.64.108.0/22
- 6.64.112.0/21
- 6.64.122.0/23
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- 6.64.140.0/23
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- 6.64.167.0/24
- 6.64.168.0/21
- 6.64.176.0/24
- 6.64.178.0/23
- 6.64.180.0/24
- 6.64.182.0/23
- 6.64.184.0/21
- 6.64.192.0/18
- 6.66.0.0/23
- 6.66.21.0/24
- 6.66.44.0/22
- 6.66.48.0/21
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- 6.66.156.0/24
- 6.66.159.0/24
- 6.66.184.0/23
- 6.66.192.0/19
- 6.66.229.0/24
- 6.66.237.0/24
- 6.66.240.0/20
- 6.67.0.0/19
- 6.67.34.0/24
- 6.67.37.0/24
- 6.67.38.0/23
- 6.67.40.0/21
- 6.67.48.0/20
- 6.67.64.0/18
- 6.67.128.0/17
- 6.69.0.0/22
- 6.69.4.0/23
- 6.69.62.0/23
- 6.69.140.0/22
- 6.69.144.0/20
- 6.69.160.0/19
- 6.69.192.0/18
- 6.70.0.0/24
- 6.70.4.0/22
- 6.70.30.0/23
- 6.70.56.0/21
- 6.70.64.0/23
- 6.70.128.0/23
- 6.70.192.0/18
- 6.71.0.0/17
- 6.71.128.0/20
- 6.71.144.0/22
- 6.71.152.0/21
- 6.71.160.0/20
- 6.71.176.0/21
- 6.71.232.0/21
- 6.71.240.0/20
- 6.72.16.0/22
- 6.72.24.0/21
- 6.72.32.0/19
- 6.72.64.0/18
- 6.72.170.0/23
- 6.72.176.0/20
- 6.72.196.0/22
- 6.72.220.0/22
- 6.72.236.0/22
- 6.72.252.0/23
- 6.73.0.0/17
- 6.73.128.0/18
- 6.73.192.0/24
- 6.73.197.0/24
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- 6.74.64.0/18
- 6.74.128.0/17
- 6.75.0.0/18
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- 6.75.96.0/19
- 6.75.128.0/17
- 6.76.0.0/18
- 6.76.64.0/22
- 6.76.68.0/23
- 6.76.72.0/21
- 6.76.80.0/20
- 6.76.96.0/19
- 6.76.128.0/17
- 6.77.10.0/23
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- 6.77.60.0/22
- 6.77.64.0/18
- 6.77.128.0/17
- 6.78.0.0/16
- 6.79.0.0/19
- 6.79.40.0/21
- 6.79.48.0/20
- 6.79.64.0/18
- 6.79.128.0/17
- 6.80.0.0/20
- 6.80.32.0/19
- 6.80.96.0/19
- 6.81.0.0/16
- 6.82.0.0/15
- 6.84.0.0/14
- 6.88.0.0/13
- 6.96.0.0/12
- 6.112.0.0/13
- 6.120.0.0/14
- 6.124.8.0/21
- 6.124.16.0/20
- 6.124.32.0/19
- 6.124.64.0/18
- 6.124.129.0/24
- 6.124.130.0/23
- 6.124.132.0/22
- 6.124.136.0/21
- 6.124.144.0/20
- 6.124.160.0/19
- 6.124.192.0/18
- 6.125.0.0/16
- 6.128.0.0/16
- 6.129.0.0/19
- 6.129.96.0/19
- 6.129.128.0/17
- 6.130.0.0/21
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- 6.130.44.0/22
- 6.130.48.0/20
- 6.130.64.0/19
- 6.130.96.0/20
- 6.130.112.0/21
- 6.130.121.0/24
- 6.130.122.0/23
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- 6.130.127.0/24
- 6.130.128.0/18
- 6.130.192.0/19
- 6.130.224.0/20
- 6.130.240.0/22
- 6.130.247.0/24
- 6.130.248.0/21
- 6.131.0.0/17
- 6.131.128.0/21
- 6.131.139.0/24
- 6.131.152.0/23
- 6.131.160.0/20
- 6.131.176.0/22
- 6.131.184.0/22
- 6.131.188.0/23
- 6.131.191.0/24
- 6.131.196.0/23
- 6.131.199.0/24
- 6.131.200.0/21
- 6.131.208.0/20
- 6.131.224.0/19
- 6.132.0.0/17
- 6.132.128.0/24
- 6.132.130.0/24
- 6.132.135.0/24
- 6.132.136.0/21
- 6.132.144.0/20
- 6.132.160.0/19
and 2,509 more prefixes
Questions and answers
Who owns AS749?
Autonomous system AS749 is operated by United States Department of Defense (DoD).
How many IP addresses does AS749 have?
The network holds 205,760,000 IPv4 addresses in 2,809 prefixes.
Which country is AS749 in?
The main country is United States.
How big is AS749?
By IPv4 addresses it ranks #1 worldwide.
What is the largest address block of AS749?
29.0.0.0 to 30.255.255.255, 33,554,432 addresses.