37.27.162.0-37.27.162.127 37.27.162.0/25
37.27.162.128-37.27.162.159 37.27.162.128/27
37.27.0.0-37.27.127.255 37.27.0.0/17
37.27.128.0-37.27.159.255 37.27.128.0/19
37.27.160.0-37.27.161.255 37.27.160.0/23