online CIDR and IP subnet calculator : Check host

51.38.123.0-51.38.123.127
51.38.123.0/25

51.38.123.128-51.38.123.191
51.38.123.128/26

51.38.123.192-51.38.123.207
51.38.123.192/28

51.38.96.0-51.38.111.255
51.38.96.0/20

51.38.112.0-51.38.119.255
51.38.112.0/21

51.38.120.0-51.38.121.255
51.38.120.0/23

51.38.122.0-51.38.122.255
51.38.122.0/24

IP subnet calculator 51.38.96.0-51.38.123.207