54.242.246.0-54.242.247.255 54.242.246.0/23
54.242.248.0-54.242.255.255 54.242.248.0/21
54.243.0.0-54.243.1.255 54.243.0.0/23
54.243.2.0-54.243.2.255 54.243.2.0/24