ARIN's IPv4 Address Pool

Last updated: 2020-01-28

4096 addresses are unallocated. (Legacy addresses are not counted.)

Recent allocated or assigned address list

CountryRangeNumber of addressesDateStatus
United States23.149.144.0 - 23.149.144.255
256
2020-01-24allocated
United States199.101.138.0 - 199.101.139.255
512
2020-01-24assigned
United States209.127.234.0 - 209.127.235.255
512
2020-01-24assigned
United States23.149.112.0 - 23.149.112.255
256
2020-01-23allocated
United States64.237.100.0 - 64.237.103.255
1024
2020-01-23allocated
United States64.187.103.0 - 64.187.103.255
256
2020-01-22allocated
United States76.76.6.0 - 76.76.7.255
512
2020-01-22allocated
Canada104.255.152.0 - 104.255.159.255
2048
2020-01-22allocated
United States173.205.206.0 - 173.205.207.255
512
2020-01-22allocated
Canada199.19.92.0 - 199.19.95.255
1024
2020-01-22allocated
Canada199.21.148.0 - 199.21.151.255
1024
2020-01-22allocated
Canada199.66.88.0 - 199.66.95.255
2048
2020-01-22allocated
United States66.81.216.0 - 66.81.223.255
2048
2020-01-22assigned
Canada199.167.136.0 - 199.167.139.255
1024
2020-01-22allocated
United States199.204.94.0 - 199.204.94.255
256
2020-01-22assigned
Canada208.81.204.0 - 208.81.205.255
512
2020-01-22allocated
United States209.59.232.0 - 209.59.233.255
512
2020-01-22allocated
United States74.123.0.0 - 74.123.3.255
1024
2020-01-21assigned

Address pool by prefix

PrefixNumber of free block
/20169.87.176.0

Address pool by range