online CIDR and IP subnet calculator : Check host

51.255.119.252-51.255.119.255
51.255.119.252/30

51.255.127.0-51.255.127.127
51.255.127.0/25

51.255.127.128-51.255.127.191
51.255.127.128/26

51.255.127.192-51.255.127.223
51.255.127.192/27

51.255.120.0-51.255.123.255
51.255.120.0/22

51.255.124.0-51.255.125.255
51.255.124.0/23

51.255.126.0-51.255.126.255
51.255.126.0/24

IP subnet calculator 51.255.119.252-51.255.127.223