Robtex

Up: 218.189.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 218.189.32.0/22
Down right: 218.189.36.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
218.189.32.36	PTR	mail.luenshing.com
218.189.32.36	A	mail1.luenshing.com
218.189.32.38	A+PTR	mail3.luenshing.com
218.189.32.39	A	mail4.luenshing.com
218.189.32.40	A+PTR	mail5.luenshing.com
218.189.32.130	A	mail.srtdesign.com
218.189.33.3	A+PTR	mailj6.sml.com
218.189.33.18	PTR	email.arcullilaw.com
218.189.33.18	A+PTR	mail.arcullilaw.com
218.189.33.247	A	jwmx02.jynwelfoundation.com
218.189.33.247	A	jwmx02.jynwelfoundation.org
218.189.34.16	A	www.glb.wedopulse.com
218.189.34.130	A+PTR	mail.gome.com.hk
218.189.34.130	A	gome.com.hk
218.189.34.249	A	lolhighlights.online
218.189.34.249	A	mail.lolhighlights.online
218.189.36.122	A	cyp988.com
218.189.36.249	A	ilookblog.com
218.189.36.249	A	rckgm.com
218.189.36.249	A	ywzxdz.com
218.189.37.83	A	trade.isurewin.com
218.189.37.84	A	ns2.isurewin.hk
218.189.37.84	A	ns2.realink.hk
218.189.37.84	A	www.iex.hk
218.189.37.131	PTR	autodiscover.emehk.com
218.189.37.131	PTR	mail.emehk.com
218.189.37.131	A+PTR	autodiscover.emehk.com.hk
218.189.37.132	PTR	mail2.emehk.com
218.189.37.132	PTR	mail2.emehk.com.hk
218.189.37.132	PTR	mail2.etronics.com.hk
218.189.37.133	PTR	emehk.com
218.189.37.133	PTR	www.emehk.com
218.189.37.133	PTR	emehk.com.hk
218.189.37.137	A+PTR	mis.emehk.com
218.189.37.137	PTR	etronics.com.hk
218.189.37.137	A+PTR	mis.emehk.com.hk
218.189.37.146	A	camcentre.com
218.189.37.147	A	wingchun.camcentre.com
218.189.37.148	A	mail.camcentre.com
218.189.37.148	A	wudong.camcentre.com
218.189.37.162	A+PTR	nss-hkg.expeditors.com
218.189.37.197	A	magic.metlife.com.hk
218.189.37.200	A	maldott.com
218.189.37.206	A	bidvmetlife.com.vn
218.189.37.253	A	mailx.smit.com.cn
218.189.38.54	A	heyyo.com
218.189.38.71	A	heyyo.com
218.189.39.12	A	tvbihk.com
218.189.39.12	A	pop.tvb.com.hk
218.189.39.22	A+PTR	owa01.tvb.com.hk
218.189.39.28	A	smtp1.tvbihk.com
218.189.39.28	A	smtp1.tvb.com.hk
218.189.39.202	A+PTR	owa04.tvb.com.hk