54.147.42.0-54.147.43.255 54.147.42.0/23
54.147.44.0-54.147.47.255 54.147.44.0/22
54.147.48.0-54.147.55.255 54.147.48.0/21
54.147.56.0-54.147.57.255 54.147.56.0/23
54.147.58.0-54.147.58.255 54.147.58.0/24