54.243.14.0-54.243.15.255 54.243.14.0/23
54.243.16.0-54.243.31.255 54.243.16.0/20
54.243.32.0-54.243.39.255 54.243.32.0/21
54.243.40.0-54.243.40.255 54.243.40.0/24