Robtex

Up: 61.172.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 61.172.0.0/18
Down right: 61.172.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.172.0.24	PTR	mail.hg-china.com
61.172.0.74	PTR	sagw.com
61.172.1.30	PTR	mail.fannteer.com.cn
61.172.1.69	A	www.skoito.com
61.172.1.69	A	skoito.com
61.172.1.76	PTR	webmail.skoito.com
61.172.1.137	A	mail.vwpt.cn
61.172.24.46	A	mail.fuelcellglobal.com
61.172.24.54	A	local.markpu.com
61.172.24.57	A	k-mel.cn
61.172.24.57	A	shscorpio.k-mel.cn
61.172.24.138	A	www.jdhitech.com
61.172.24.158	A	qianhui56.com
61.172.24.162	PTR	webmail.zfss.com
61.172.24.164	A+PTR	webmail.boschhuayu-steering.com
61.172.24.172	A	www.ucas-ev.cn
61.172.25.252	A	www.eastbar.com
61.172.26.226	A	host.chinasrar.com
61.172.27.231	A	www.long365.com
61.172.30.213	A	izoe.cn
61.172.33.138	A	cn.mail.shtaoer.com
61.172.47.26	A	mail.enyao.com
61.172.47.134	A+PTR	mail.hmmachine.com
61.172.47.134	A	hmmachine.com
61.172.47.198	A	www.mayitech.com
61.172.47.198	A	9uplus.com
61.172.49.29	A	2c822e42bd1e547b.dnspao.com
61.172.49.79	A	collin.com.cn
61.172.53.100	A	xhfx.vicp.net
61.172.55.27	A	tengxunxinfang.com
61.172.57.2	A	shafc.cn
61.172.57.2	A	shafc.com.cn
61.172.57.10	A	shaeg.com
61.172.57.12	A	jy.shafc.edu.cn
61.172.57.179	A	powerlinkrental.com
61.172.57.179	A	potise.com
61.172.57.180	PTR	mail.powerlinkworld.com
61.172.57.180	A	mail.gogopower.com.au
61.172.57.190	A	mail.zhanyun.com.cn
61.172.60.87	A	mail.xhfx.com
61.172.95.226	PTR	mailgate.shqptel.com
61.172.95.226	A	mailgate.cm.net.cn
61.172.95.226	A	mail1.sj.net.cn
61.172.96.18	PTR	xinyanindustry.com
61.172.96.18	A	www.xinyanindustry.com
61.172.96.19	PTR	xinyanindustry.com