online CIDR and IP subnet calculator : Check host

135.125.133.0-135.125.133.255
135.125.133.0/24

135.125.134.0-135.125.135.255
135.125.134.0/23

135.125.136.0-135.125.143.255
135.125.136.0/21

135.125.144.0-135.125.159.255
135.125.144.0/20

135.125.160.0-135.125.191.255
135.125.160.0/19

135.125.192.0-135.125.223.255
135.125.192.0/19

135.125.224.0-135.125.231.255
135.125.224.0/21

IP subnet calculator 135.125.133.0-135.125.231.255