50.117.17.0-50.117.17.255 50.117.17.0/24
50.117.18.0-50.117.19.255 50.117.18.0/23
50.117.20.0-50.117.23.255 50.117.20.0/22
50.117.24.0-50.117.27.255 50.117.24.0/22