54.161.67.0-54.161.67.255 54.161.67.0/24
54.161.68.0-54.161.71.255 54.161.68.0/22
54.161.72.0-54.161.75.255 54.161.72.0/22
54.161.76.0-54.161.76.255 54.161.76.0/24