Robtex

Up: 125.64.100.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 125.64.100.0/25
Down right: 125.64.100.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
125.64.100.13	PTR	13.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.22	PTR	22.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.48	PTR	48.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.51	PTR	51.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.51	A	www.nodka.cc
125.64.100.51	A	www.itenba.com
125.64.100.56	A	cdycsoft.com
125.64.100.58	PTR	58.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.58	A	cepingxue.com
125.64.100.60	PTR	60.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.62	A	tianxiale.com
125.64.100.62	A	tianxiale.net
125.64.100.62	A	tianxiale.cn
125.64.100.67	PTR	67.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.82	PTR	82.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.94	PTR	94.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.107	PTR	107.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.151	PTR	151.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.154	PTR	154.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.156	PTR	156.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.158	PTR	158.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.169	PTR	169.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.198	PTR	198.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.200	PTR	200.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.212	PTR	212.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.224	PTR	224.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.242	PTR	242.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.245	PTR	245.100.64.125.broad.dy.sc.dynamic.163data.com.cn
125.64.100.246	PTR	246.100.64.125.broad.dy.sc.dynamic.163data.com.cn