online CIDR and IP subnet calculator : Check host

18.216.171.0-18.216.171.255
18.216.171.0/24

18.216.172.0-18.216.175.255
18.216.172.0/22

18.216.176.0-18.216.191.255
18.216.176.0/20

18.216.192.0-18.216.255.255
18.216.192.0/18

18.217.0.0-18.217.31.255
18.217.0.0/19

18.217.32.0-18.217.39.255
18.217.32.0/21

18.217.40.0-18.217.40.255
18.217.40.0/24

IP subnet calculator 18.216.171.0-18.217.40.255