66.163.176.0	66.163.183.255	2048
68.142.192.0	68.142.223.255	8192
68.142.248.0	68.142.251.255	1024
68.180.134.0	68.180.135.255	512
209.73.189.0	209.73.189.255	256
209.191.64.0	209.191.127.255	16384
216.252.96.0	216.252.111.255	4096