Robtex

Up: 203.185.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.185.60.0/23
Down right: 203.185.62.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.185.60.3	PTR	203185060003.static.ctinets.com
203.185.60.3	A	insolhk.com
203.185.60.4	A+PTR	203185060004.static.ctinets.com
203.185.60.10	A+PTR	203185060010.static.ctinets.com
203.185.60.10	A	mail.yflimited.com
203.185.60.10	A	*.yflimited.com
203.185.60.34	PTR	203185060034.static.ctinets.com
203.185.60.34	A	bunhoi.com
203.185.60.34	A	mail.bunhoi.com
203.185.60.37	PTR	203185060037.static.ctinets.com
203.185.60.37	A	mail3.mailbox-demo.com
203.185.60.50	A+PTR	203185060050.static.ctinets.com
203.185.60.62	A	203185060062.static.ctinets.com
203.185.60.70	PTR	203185060070.static.ctinets.com
203.185.60.70	A	shiquline.com
203.185.60.97	A+PTR	203185060097.static.ctinets.com
203.185.60.97	A	ns2.cyberage.com.hk
203.185.60.98	A	mail.chinfung.com
203.185.60.98	A	mail.degrando.com.hk
203.185.60.100	A+PTR	203185060100.static.ctinets.com
203.185.60.101	A	exchsrv02.cyberage.com.hk
203.185.60.101	A	mail.cyberage.com.hk
203.185.60.102	A	mail.cyberage.com.hk
203.185.60.106	PTR	203185060106.static.ctinets.com
203.185.60.106	A	hkctu.org.hk
203.185.60.109	PTR	203185060109.static.ctinets.com
203.185.60.109	A	smtp.cyberage.com.hk
203.185.60.121	A+PTR	203185060121.static.ctinets.com
203.185.60.121	A	toys1628.com
203.185.60.121	A	tc-toys.com
203.185.61.1	PTR	203185061001.static.ctinets.com
203.185.61.1	A	ns1.skynet.com.hk
203.185.61.2	PTR	203185061002.static.ctinets.com
203.185.61.2	A	ns2.skynet.com.hk
203.185.61.3	A	ws.skynet.com.hk
203.185.61.4	A+PTR	sbsrv.skynet.com.hk
203.185.61.4	A	ex.skynet.com.hk
203.185.61.31	A	203185061031.static.ctinets.com
203.185.61.127	A+PTR	203185061127.static.ctinets.com
203.185.61.129	A+PTR	203185061129.static.ctinets.com
203.185.61.137	PTR	203185061137.static.ctinets.com
203.185.61.137	A	hantecgroup.com.hk
203.185.61.137	A	ehantec.com
203.185.61.142	A	mail.josdemo.com
203.185.61.157	A+PTR	203185061157.static.ctinets.com
203.185.61.191	A+PTR	203185061191.static.ctinets.com
203.185.61.196	A+PTR	203185061196.static.ctinets.com
203.185.61.196	A	www.alltronics.com.hk
203.185.61.196	A	alltronics.com.hk
203.185.61.207	A+PTR	203185061207.static.ctinets.com
203.185.61.224	A+PTR	203185061224.static.ctinets.com
203.185.61.228	A	203185061228.static.ctinets.com
203.185.61.230	A+PTR	203185061230.static.ctinets.com
203.185.61.230	A	mail.leeport.com.hk
203.185.61.230	A	mail.mitutoyoleeport.com.hk
203.185.61.232	A+PTR	mailgate.leeport.com.hk
203.185.61.232	A	mailgate.mitutoyoleeport.com.hk
203.185.62.4	PTR	203185062004.static.ctinets.com
203.185.62.30	PTR	203185062030.static.ctinets.com
203.185.62.30	A	ns3.nsze.net
203.185.62.39	PTR	203185062039.static.ctinets.com
203.185.62.66	A	203185062066.static.ctinets.com
203.185.62.72	A	203185062072.static.ctinets.com
203.185.62.88	A+PTR	203185062088.static.ctinets.com
203.185.62.89	PTR	203185062089.static.ctinets.com
203.185.62.89	A	myclickmedia.com
203.185.62.89	A	myclickcn.com
203.185.62.103	A	203185062103.static.ctinets.com
203.185.62.138	PTR	203185062138.static.ctinets.com
203.185.62.138	A	halewinner.com
203.185.62.138	A	www.kcp.hk
203.185.62.172	A	jreg100.com
203.185.62.173	A+PTR	203185062173.static.ctinets.com
203.185.62.173	A	gs919.com
203.185.62.177	A+PTR	203185062177.static.ctinets.com
203.185.62.177	A	www.chinalife.hk
203.185.62.177	A	www.chinalife.com.hk
203.185.62.178	PTR	203185062178.static.ctinets.com
203.185.62.178	A	my.chinalife.com.hk
203.185.62.179	PTR	203185062179.static.ctinets.com
203.185.62.181	A+PTR	203185062181.static.ctinets.com
203.185.62.214	A	mail.terencetsang.com
203.185.63.134	A	hksdu.ddns.info
203.185.63.174	A+PTR	203185063174.static.ctinets.com
203.185.63.234	A	203185063234.static.ctinets.com
203.185.63.248	A	203185063248.static.ctinets.com
203.185.63.251	A	203185063251.static.ctinets.com