ARIN's IPv4 Address Pool

Last updated: 2023-03-30

8192 addresses are unallocated. (Legacy addresses are not counted.)

Recent allocated or assigned address list

CountryRangeNumber of addressesDateStatus
United States216.212.128.0 - 216.212.191.255
16384
2023-03-30allocated
United States23.254.0.0 - 23.254.127.255
32768
2023-03-30allocated
United States65.17.0.0 - 65.17.127.255
32768
2023-03-30allocated
United States66.63.192.0 - 66.63.223.255
8192
2023-03-30allocated
United States69.53.128.0 - 69.53.191.255
16384
2023-03-30allocated
United States69.53.192.0 - 69.53.207.255
4096
2023-03-30allocated
United States206.72.209.0 - 206.72.209.255
256
2023-03-30allocated
United States209.162.176.0 - 209.162.191.255
4096
2023-03-30allocated
United States208.78.128.0 - 208.78.135.255
2048
2023-03-30allocated
United States204.126.120.0 - 204.126.121.255
512
2023-03-30allocated
United States216.25.48.0 - 216.25.63.255
4096
2023-03-29allocated
United States199.45.241.0 - 199.45.241.255
256
2023-03-29allocated
United States23.150.104.0 - 23.150.104.255
256
2023-03-29allocated
Canada69.72.31.0 - 69.72.31.255
256
2023-03-28allocated
United States66.33.6.0 - 66.33.6.255
256
2023-03-28allocated
United States199.45.192.0 - 199.45.223.255
8192
2023-03-28allocated
United States206.194.192.0 - 206.194.255.255
16384
2023-03-27allocated
United States23.150.88.0 - 23.150.88.255
256
2023-03-27allocated
United States23.150.72.0 - 23.150.72.255
256
2023-03-24allocated
United States74.80.244.0 - 74.80.244.255
256
2023-03-23allocated
Canada206.168.113.0 - 206.168.113.255
256
2023-03-23allocated
United States209.51.32.0 - 209.51.39.255
2048
2023-03-22allocated
Canada64.255.228.0 - 64.255.229.255
512
2023-03-22allocated
United States23.150.56.0 - 23.150.56.255
256
2023-03-22allocated
United States23.161.145.0 - 23.161.145.255
256
2023-03-21allocated
United States23.150.24.0 - 23.150.24.255
256
2023-03-21allocated
United States23.150.40.0 - 23.150.40.255
256
2023-03-21allocated

Address pool by prefix

PrefixNumber of free block
/201216.40.80.0
/211216.40.72.0
/221216.40.68.0
/231216.40.66.0
/24223.135.225.0, 23.151.160.0

Address pool by range