ARIN's IPv4 Address Pool

Last updated: 2019-10-14

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

Recent allocated or assigned address list

CountryRangeNumber of addressesDateStatus
Saint Barthélemy206.83.45.0 - 206.83.45.255
256
2019-10-11assigned
United States173.205.222.0 - 173.205.223.255
512
2019-10-11allocated
Canada23.143.80.0 - 23.143.80.255
256
2019-10-10allocated
United States104.192.228.0 - 104.192.231.255
1024
2019-10-10allocated
United States23.143.48.0 - 23.143.48.255
256
2019-10-10allocated
Canada69.94.15.0 - 69.94.15.255
256
2019-10-09assigned
United States199.101.180.0 - 199.101.181.255
512
2019-10-09assigned
United States199.201.125.0 - 199.201.125.255
256
2019-10-09allocated
United States173.46.80.0 - 173.46.95.255
4096
2019-10-08allocated
United States23.143.16.0 - 23.143.16.255
256
2019-10-08allocated
United States63.246.140.0 - 63.246.141.255
512
2019-10-07allocated
United States204.13.168.0 - 204.13.175.255
2048
2019-10-07assigned
United States204.9.184.0 - 204.9.185.255
512
2019-10-07assigned
United States204.9.190.0 - 204.9.191.255
512
2019-10-07assigned

Address pool by prefix

PrefixNumber of free block
/20169.87.176.0

Address pool by range