online CIDR and IP subnet calculator : Check host

212.146.255.0-212.146.255.63
212.146.255.0/26

212.146.255.64-212.146.255.65
212.146.255.64/31

212.146.192.0-212.146.223.255
212.146.192.0/19

212.146.224.0-212.146.239.255
212.146.224.0/20

212.146.240.0-212.146.247.255
212.146.240.0/21

212.146.248.0-212.146.251.255
212.146.248.0/22

212.146.252.0-212.146.253.255
212.146.252.0/23

212.146.254.0-212.146.254.255
212.146.254.0/24

IP subnet calculator 212.146.192.0-212.146.255.65