196.22.8.0/21,CD block - 20051014
41.223.104.0/21,CD block - 20070302
41.222.216.0/21,CD block - 20080401
41.222.196.0/21,CD block - 20080523
41.190.80.0/21,CD block - 20080703
41.215.252.0/21,CD block - 20080820
41.189.192.0/18,CD block - 20090508
41.79.232.0/21,CD block - 20090831