Robtex

Up: 220.181.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 220.181.128.0/22
Down right: 220.181.132.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.181.128.3	A	mx.beijing-hualian.com
220.181.128.36	A	www.thestratagems.com
220.181.128.36	A	open.v8.cn
220.181.128.36	A	thestratagems.cn
220.181.128.59	A	mail.icycn.com
220.181.128.62	PTR	omcq.com
220.181.128.114	A	bjhwxs.com
220.181.129.80	A	df5a31448313e12f3b690237caab5a35.sinasws.com
220.181.129.86	A	7fbb749ca3b387c9994f5765918502b6.sinasws.com
220.181.129.89	A	www.yunshangdian.com
220.181.129.90	A	ns4.sinaapp.com
220.181.129.90	A	ns2.sinacloud.net
220.181.129.90	A	ns1.sinacloud.com
220.181.129.91	A	ns2.sinacloud.net
220.181.129.93	A	static.sae.sina.com.cn
220.181.129.93	A	e.sae.sina.com.cn
220.181.129.93	A	sinacloud.com
220.181.129.101	A	static.sae.sina.com.cn
220.181.129.101	A	e.sae.sina.com.cn
220.181.129.101	A	sinacloud.com
220.181.129.105	A	686c1f003f9685e09fb62f491a2b8b56.sinasws.com
220.181.129.120	A	4e93898d567c0e61b8c5353a62d61350.sinasws.com
220.181.129.123	A	jilinjiajiao.com
220.181.130.28	A	hongdoushan.com
220.181.130.28	A	playexam.com
220.181.130.114	A	bjfkrz.com
220.181.130.166	A	ns2.networktimes.net
220.181.130.172	PTR	mx50.dns.com.cn
220.181.130.172	A	mail.ksl-pump.com
220.181.130.172	A	mail.jinfubao.com
220.181.130.173	PTR	mx51.dns.com.cn
220.181.130.174	PTR	mx52.dns.com.cn
220.181.130.176	PTR	mx54.dns.com.cn
220.181.130.176	A	mail.shqingmei.com
220.181.130.176	A	mail.mytole.com
220.181.130.177	PTR	mx55.dns.com.cn
220.181.130.178	PTR	mx56.dns.com.cn
220.181.130.179	PTR	mx57.dns.com.cn
220.181.130.250	A	ns2.kongzhongimg.com
220.181.130.250	A	ns1.ko.cn
220.181.130.250	A	ns2.zhulang.net
220.181.131.201	A	h.qup.qh-lb.com
220.181.131.202	A	h.qup.qh-lb.com
220.181.131.203	A	h.qup.qh-lb.com
220.181.131.204	A	h.qup.qh-lb.com
220.181.131.205	A	h.qup.qh-lb.com
220.181.131.206	A	h.qup.qh-lb.com
220.181.131.207	A	h.qup.qh-lb.com
220.181.131.208	A	h.qup.qh-lb.com
220.181.131.209	A	h.qup.qh-lb.com
220.181.131.210	A	h.qup.qh-lb.com
220.181.132.30	A	agd2.p.360.cn
220.181.132.30	A	agd-b.p.360.cn
220.181.132.31	A	agd2.p.360.cn
220.181.132.31	A	agd-b.p.360.cn
220.181.132.109	A	hips-b.api.360safe.com
220.181.132.109	A	hips.api.360safe.com
220.181.132.231	A	openapi.360.cn
220.181.132.231	A	openapi-b.360.cn
220.181.132.232	A	skin.wsm.360.cn
220.181.132.232	A	news.wsm.360.cn
220.181.132.235	A	zhanzhang-b.so.com
220.181.132.235	A	info.so.com
220.181.134.98	A	3mee.com
220.181.134.106	PTR	mail.yunyun.com
220.181.134.194	A	mail1.chiron-china.com
220.181.134.219	A	mail.gseic.com
220.181.134.234	A	runkangtz.net
220.181.135.190	A	www.hx95.com.he2.aqb.so
220.181.135.193	A	www.backtrack.org.cn