54.161.196.0-54.161.199.255 54.161.196.0/22
54.161.200.0-54.161.207.255 54.161.200.0/21
54.161.208.0-54.161.215.255 54.161.208.0/21
54.161.216.0-54.161.219.255 54.161.216.0/22