Robtex

Up: 61.153.96.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 61.153.96.0/23
Down right: 61.153.98.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.153.96.0	PTR	0.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.9	PTR	9.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.70	PTR	70.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.70	A	down.duomi.com
61.153.96.70	A	update.nsfocus.com
61.153.96.72	PTR	72.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.73	PTR	73.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.74	A	lycq999.com
61.153.96.85	PTR	85.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.105	PTR	105.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.105	A	ns7.fwcdn.net
61.153.96.105	A	ns7.fwcdn.com
61.153.96.106	PTR	106.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.108	PTR	108.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.108	A	ns2.myxns.cn
61.153.96.122	PTR	122.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.122	A	ns7.lv3.cloudglb.com
61.153.96.130	A	img.55188.com
61.153.96.132	PTR	132.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.132	A	www.yumeicn.com
61.153.96.132	A	www.smxtfsm.com
61.153.96.133	PTR	133.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.133	A	im286.com
61.153.96.134	PTR	134.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.137	A	congress-apotheke.de
61.153.96.138	PTR	138.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.138	A	g138.com
61.153.96.138	A	www.55188.com
61.153.96.139	PTR	139.96.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.96.139	A	www.55188.com
61.153.96.140	A	attachment.55188.com
61.153.96.144	A	bet3d9.com
61.153.96.144	A	79576.com
61.153.97.2	PTR	2.97.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.97.2	A	mail.tiange.com
61.153.97.12	PTR	12.97.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.97.39	PTR	39.97.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.98.6	PTR	6.98.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.98.97	PTR	97.98.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.135	A	ibloodmoon.com
61.153.99.138	A	putaopir.com
61.153.99.140	A	fudanria.com
61.153.99.145	PTR	145.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.145	A	emie.cn
61.153.99.145	A	emielife.com
61.153.99.150	PTR	150.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.150	A	multi-touching.com
61.153.99.150	A	www.uiworks.cn
61.153.99.153	A	earlydata.com
61.153.99.155	PTR	155.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.155	A	168cj.com
61.153.99.155	A	ct1.168cj.com
61.153.99.157	A	mail.yunxuetang.com
61.153.99.161	A	neicebao.com
61.153.99.163	PTR	163.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.163	A	jzdoctor.com
61.153.99.166	PTR	166.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.166	A	51yizhen.com
61.153.99.169	PTR	169.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.169	A	amjs1.googlewaf.com
61.153.99.169	A	amjs.googlewaf.com
61.153.99.170	A	1234.2bro.com
61.153.99.171	PTR	171.99.153.61.dial.jh.zj.dynamic.163data.com.cn
61.153.99.171	A	168cj.com
61.153.99.171	A	m.168cj.com
61.153.99.172	A	117show.com
61.153.99.172	A	www.117show.com
61.153.99.172	A	wxpinglun.com