Robtex

Up: 223.255.160.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 223.255.162.0/24
Down right: 223.255.163.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
223.255.162.42	A	mail.dnflogistics.hk
223.255.162.42	A	mailbackup.bigwavebay.com
223.255.162.66	A	ns2.it-ss.com.hk
223.255.162.66	A	hachiban.com.hk
223.255.162.66	A	mail1.ganpachi.hk
223.255.162.98	A	www.konghing.com.cn
223.255.162.98	A	mail2.dongwoo.com.hk
223.255.162.98	A	mail2.impexlogistics.com
223.255.162.122	A	mail.nts-tech.com
223.255.162.126	A	www.canaan.hk
223.255.162.126	A	canaan.hk
223.255.162.126	A	canaanmovinghk.com
223.255.162.134	A	swiresources.com
223.255.162.134	A	victoriany.com
223.255.162.134	A	www.victoriany.com
223.255.162.142	A	shamtakdesign.com
223.255.162.142	A	mail.shamtakdesign.com
223.255.162.166	PTR	mansvpn.mans.com.hk
223.255.162.166	A	mail1.wrlhk.com
223.255.162.166	A	ns2.uni-information.com
223.255.163.13	A	webmail.matrixholdings.com
223.255.163.18	PTR	www.swissp.com
223.255.163.18	A	hkserv-01.swissp.com
223.255.163.18	A	mail.swissp.com
223.255.163.30	A+PTR	mail.anagon.com.hk
223.255.163.30	A	stimworks.com
223.255.163.30	A	*.stimworks.com
223.255.163.54	A	mail0.edm-hk.com
223.255.163.54	A	mail.mail0.edm-hk.com
223.255.163.71	A	hk.kqw.com
223.255.163.75	A	yk-tech.com
223.255.163.75	A	www.shuangyucanyin.com
223.255.163.75	A	njzndq.com
223.255.163.80	A	ouprclaws.com
223.255.163.80	A	mail.askmyfate.com
223.255.163.80	A	cufes.org
223.255.163.83	A	kspdyz.com
223.255.163.148	A	yiganren.com
223.255.163.148	A	www.yiganren.com
223.255.163.161	A	lady.2sgb.com
223.255.163.161	A	bbs.itenjoy.com
223.255.163.170	A	mail.trackstep.net
223.255.163.170	A	trackstep.net
223.255.163.177	A	*.fyyem.com
223.255.163.177	A	fyyem.com
223.255.163.188	A	lflearning.net
223.255.163.188	A	mail.lflearning.net
223.255.163.188	A	a-223-255-163-188.fannysdreamusic.com
223.255.163.235	A	www.heepwohcsw.edu.hk
223.255.163.238	A	mail.heepwohcsw.edu.hk