18.197.166.0-18.197.167.255 18.197.166.0/23
18.197.168.0-18.197.175.255 18.197.168.0/21
18.197.176.0-18.197.191.255 18.197.176.0/20
18.197.192.0-18.197.255.255 18.197.192.0/18
18.198.0.0-18.199.255.255 18.198.0.0/15