whois -h whois.radb.net '!gAS32934'

31.13.24.0/21
31.13.64.0/18
66.220.144.0/20
69.63.176.0/20
69.171.224.0/19
74.119.76.0/22
103.4.96.0/22
173.252.64.0/18
204.15.20.0/22