Robtex

Up: 220.232.128.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 220.232.128.0/24
Down right: 220.232.129.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.232.128.1	PTR	apnictest.pacific.net.hk
220.232.128.34	PTR	scp0318.uniconn.com
220.232.128.35	PTR	scp0328.uniconn.com
220.232.128.38	PTR	ftp.everbest.com.hk
220.232.128.38	A	mhzclassd.net
220.232.128.38	A	mhz-power.net
220.232.128.39	PTR	ip39.hellovoice.com
220.232.128.41	PTR	scp0202.uniconn.com
220.232.128.42	PTR	lx0.linuxhk.com
220.232.128.45	A	ip45.hellovoice.com
220.232.128.46	A	mail.amark.com.hk
220.232.128.52	A	globetech-hk.com
220.232.128.52	A	y5zone.com
220.232.128.75	PTR	mx.dcmstudios.com.hk
220.232.128.76	PTR	mx.dcmstudios.com.hk
220.232.128.77	PTR	rserver1.hodfords.net
220.232.128.100	A	solutionexpert.com.cn
220.232.128.100	A	smartwine.com.hk
220.232.128.100	A	excellentchina.com
220.232.128.102	A	buildshop.biz
220.232.128.103	A	www.vidus.com.hk
220.232.128.106	A	designwebsite.biz
220.232.128.115	PTR	mail.asiahost.com.hk
220.232.128.116	PTR	mxwall01.asiahost.com.hk
220.232.128.117	PTR	mxwall02.asiahost.com.hk
220.232.128.118	A	mxwall03.asiahost.com.hk
220.232.128.122	PTR	mail3.asiahost.com.hk
220.232.128.124	A	welley.com.hk
220.232.128.125	PTR	mail.hkabc.net