172.67.58.0-172.67.59.255 172.67.58.0/23
172.67.60.0-172.67.63.255 172.67.60.0/22
172.67.64.0-172.67.127.255 172.67.64.0/18
172.67.128.0-172.67.255.255 172.67.128.0/17