online CIDR and IP subnet calculator : Check host

66.155.72.156-66.155.72.159
66.155.72.156/30

66.155.72.160-66.155.72.191
66.155.72.160/27

66.155.72.192-66.155.72.255
66.155.72.192/26

66.155.73.0-66.155.73.255
66.155.73.0/24

66.155.74.0-66.155.75.255
66.155.74.0/23

66.155.76.0-66.155.79.255
66.155.76.0/22

66.155.80.0-66.155.83.255
66.155.80.0/22

IP subnet calculator 66.155.72.156-66.155.83.255