Robtex

Up: 218.189.42.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 218.189.42.0/25
Down right: 218.189.42.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
218.189.42.51	A	dlshk.com
218.189.42.52	A	smtp.eihkg.com.hk
218.189.42.52	A	pop3.eihkg.com.hk
218.189.42.128	A	www.fnetlink.com.hk
218.189.42.128	A	fnetlink.com.hk
218.189.42.140	A+PTR	mail.juhui-bag.com
218.189.42.140	A	www.juhui-bag.com
218.189.42.140	A	*.juhui-bag.com
218.189.42.146	A	mail.astiglobal.com
218.189.42.178	A	xn--fiq2c03a17ii0g.cn
218.189.42.178	A	*.ahelp.cn
218.189.42.178	A	ahelp.com.cn
218.189.42.191	A	mail.lsasa.org
218.189.42.191	A	lsasa.org