National Aeronautics and Space Administration operates AS297: 42 IPv4 prefixes covering 389,376 addresses, most of them in 
United States.
By IPv4 addresses the network ranks #663 worldwide and #181 of 18,202 networks in United States. That is 0.03% of the country’s IPv4 space.
The largest block is 198.117.0.0 to 198.118.191.255 with 114,688 addresses, geolocated to Forest Park.
- IPv4 addresses
- 389,376
- IPv4 prefixes
- 42
- World rank
- #663
- Country share
- 0.03%
- IPv6 ranges
- 3
Addresses by country
- United States 100%
Largest blocks
- 198.117.0.0 Forest Park114,688
- 161.40.0.0 New York65,536
- 129.163.0.0 Ashburn65,536
- 198.119.3.0 Greenbelt64,768
- 198.116.0.0 Forest Park61,440
- 198.118.202.0 Forest Park5,632
- 198.118.244.0 Forest Park2,560
- 198.120.8.0 Mountain View2,048
Networks of similar size
391,936
391,424
390,912
387,072
384,512
383,232IPv4 prefixes
- 129.163.0.0/16
- 161.40.0.0/16
- 184.105.114.0/24
- 184.105.185.0/24
- 184.105.206.0/24
- 184.105.216.0/24
- 192.31.241.0/24
- 192.67.118.0/24
- 192.92.184.0/23
- 192.92.194.0/23
- 192.112.20.0/24
- 192.112.220.0/22
- 192.149.89.0/24
- 198.116.0.0/17
- 198.116.128.0/18
- 198.116.192.0/19
- 198.116.224.0/20
- 198.117.0.0/16
- 198.118.0.0/17
- 198.118.128.0/18
- 198.118.202.0/23
- 198.118.204.0/22
- 198.118.208.0/20
- 198.118.225.0/24
- 198.118.226.0/23
- 198.118.228.0/24
- 198.118.230.0/23
- 198.118.232.0/24
- 198.118.238.0/23
- 198.118.244.0/22
- 198.118.248.0/22
- 198.118.252.0/23
- 198.119.0.0/23
- 198.119.3.0/24
- 198.119.4.0/22
- 198.119.8.0/21
- 198.119.16.0/20
- 198.119.32.0/19
- 198.119.64.0/18
- 198.119.128.0/17
- 198.120.8.0/21
- 198.182.19.0/24
Questions and answers
Who owns AS297?
Autonomous system AS297 is operated by National Aeronautics and Space Administration.
How many IP addresses does AS297 have?
The network holds 389,376 IPv4 addresses in 42 prefixes, plus 3 IPv6 ranges.
Which country is AS297 in?
The main country is United States.
How big is AS297?
By IPv4 addresses it ranks #663 worldwide.
What is the largest address block of AS297?
198.117.0.0 to 198.118.191.255, 114,688 addresses.