Added, withdrawn, and changed origin ASNs between consecutive imports.
82.147.160.0/20
82.147.176.0/20
84.52.0.0/19
84.52.32.0/19
89.235.192.0/19
89.235.224.0/19
212.7.0.0/20
212.7.16.0/20
212.7.30.0/24