online CIDR and IP subnet calculator : Check host

12.231.109.0-12.231.109.255
12.231.109.0/24

12.231.110.0-12.231.111.255
12.231.110.0/23

12.231.112.0-12.231.127.255
12.231.112.0/20

12.231.128.0-12.231.143.255
12.231.128.0/20

12.231.144.0-12.231.147.255
12.231.144.0/22

12.231.148.0-12.231.149.255
12.231.148.0/23

12.231.150.0-12.231.150.255
12.231.150.0/24

IP subnet calculator 12.231.109.0-12.231.150.255