154.64.0.0-154.64.31.255 154.64.0.0/19
154.64.32.0-154.64.47.255 154.64.32.0/20
154.64.48.0-154.64.55.255 154.64.48.0/21
154.64.56.0-154.64.57.255 154.64.56.0/23
154.64.58.0-154.64.58.255 154.64.58.0/24