online CIDR and IP subnet calculator : Check host

140.172.90.0-140.172.91.255
140.172.90.0/23

140.172.92.0-140.172.95.255
140.172.92.0/22

140.172.96.0-140.172.127.255
140.172.96.0/19

140.172.128.0-140.172.191.255
140.172.128.0/18

140.172.192.0-140.172.207.255
140.172.192.0/20

140.172.208.0-140.172.215.255
140.172.208.0/21

140.172.216.0-140.172.219.255
140.172.216.0/22

140.172.220.0-140.172.221.255
140.172.220.0/23

140.172.222.0-140.172.222.255
140.172.222.0/24

IP subnet calculator 140.172.90.0-140.172.222.255