50.2.40.0-50.2.47.255 50.2.40.0/21
50.2.48.0-50.2.63.255 50.2.48.0/20
50.2.64.0-50.2.79.255 50.2.64.0/20
50.2.80.0-50.2.87.255 50.2.80.0/21
50.2.88.0-50.2.91.255 50.2.88.0/22
50.2.92.0-50.2.93.255 50.2.92.0/23
50.2.94.0-50.2.94.255 50.2.94.0/24