54.147.221.0-54.147.221.255 54.147.221.0/24
54.147.222.0-54.147.223.255 54.147.222.0/23
54.147.224.0-54.147.239.255 54.147.224.0/20
54.147.240.0-54.147.241.255 54.147.240.0/23
54.147.242.0-54.147.242.255 54.147.242.0/24