54.144.235.0-54.144.235.255 54.144.235.0/24
54.144.236.0-54.144.239.255 54.144.236.0/22
54.144.240.0-54.144.247.255 54.144.240.0/21
54.144.248.0-54.144.251.255 54.144.248.0/22
54.144.252.0-54.144.252.255 54.144.252.0/24