online CIDR and IP subnet calculator : Check host

18.223.196.0-18.223.199.255
18.223.196.0/22

18.223.200.0-18.223.207.255
18.223.200.0/21

18.223.208.0-18.223.223.255
18.223.208.0/20

18.223.224.0-18.223.231.255
18.223.224.0/21

18.223.232.0-18.223.235.255
18.223.232.0/22

18.223.236.0-18.223.237.255
18.223.236.0/23

18.223.238.0-18.223.238.255
18.223.238.0/24

IP subnet calculator 18.223.196.0-18.223.238.255