online CIDR and IP subnet calculator : Check host

57.180.138.0-57.180.138.63
57.180.138.0/26

57.180.66.0-57.180.67.255
57.180.66.0/23

57.180.68.0-57.180.71.255
57.180.68.0/22

57.180.72.0-57.180.79.255
57.180.72.0/21

57.180.80.0-57.180.95.255
57.180.80.0/20

57.180.96.0-57.180.127.255
57.180.96.0/19

57.180.128.0-57.180.135.255
57.180.128.0/21

57.180.136.0-57.180.137.255
57.180.136.0/23

IP subnet calculator 57.180.66.0-57.180.138.63