61.48.0.0	61.49.255.255	131072
61.50.128.0	61.50.255.255	32768
61.51.32.0	61.51.255.255	57344
61.148.0.0	61.149.255.255	131072
218.30.223.0	218.30.223.255	256
218.30.254.0	218.30.254.255	256
219.158.128.0	219.158.255.255	32768
221.216.0.0	221.223.255.255	524288