18.191.132.0-18.191.135.255 18.191.132.0/22
18.191.136.0-18.191.143.255 18.191.136.0/21
18.191.144.0-18.191.159.255 18.191.144.0/20
18.191.160.0-18.191.191.255 18.191.160.0/19
18.191.192.0-18.191.255.255 18.191.192.0/18