Robtex

Up: 203.143.64.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.143.64.0/25
Down right: 203.143.64.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.143.64.1	PTR	gw-1.omni.net.au
203.143.64.1	A	gw-1.omniconnect.com.au
203.143.64.11	A+PTR	ns1.omni.net.au
203.143.64.11	A	ns0.majorit.net
203.143.64.11	A	ns1.omniconnect.com.au
203.143.64.12	A+PTR	ns2.omni.net.au
203.143.64.12	A	ns2.omniconnect.com.au
203.143.64.13	A+PTR	ns3.omni.net.au
203.143.64.13	A	ns1.majorit.net
203.143.64.13	A	ns3.omniconnect.com.au
203.143.64.15	A	db.omni.net.au
203.143.64.19	PTR	www.omniconnect.com.au
203.143.64.19	A	webcam.omni.net.au
203.143.64.19	A	domaincontrol.omni.net.au
203.143.64.20	A	proxy0.omniconnect.com.au
203.143.64.21	A	proxy1.omniconnect.com.au
203.143.64.23	A	pingu.omniconnect.com.au
203.143.64.25	A	radius0.omniconnect.com.au
203.143.64.27	A+PTR	mail.omni.net.au
203.143.64.27	A	mail2.omni.net.au
203.143.64.30	A+PTR	www2.omni.net.au
203.143.64.30	A	soulnurture.com.au
203.143.64.30	A	clubarham.com.au
203.143.64.31	A+PTR	news.omni.net.au
203.143.64.37	A	octane.omniconnect.com.au
203.143.64.38	A	webcam.omniconnect.com.au
203.143.64.40	A+PTR	filter-0.omniconnect.com.au
203.143.64.40	A	filter.omniconnect.net.au
203.143.64.41	A+PTR	filter.omniconnect.com.au
203.143.64.41	A	vsmtp1.omni.net.au
203.143.64.41	A	vsmtp1.omniconnect.com.au
203.143.64.42	PTR	filter.omniconnect.com.au
203.143.64.49	A+PTR	webmail.omni.net.au
203.143.64.49	A	iris.omniconnect.com.au
203.143.64.51	A+PTR	humpback.omni.net.au
203.143.64.52	A	gw-youthcentral-2.omniconnect.com.au
203.143.64.59	A+PTR	jordan.omniconnect.com.au
203.143.64.74	A	gw-carrumdowns.omniconnect.com.au
203.143.64.74	A	mail.omniconnect.com.au
203.143.64.76	A	mapg.omniconnect.com.au
203.143.64.78	A	gw-customers.omniconnect.com.au
203.143.64.88	A	examcafe.com.au
203.143.64.91	A	prenhall.com.au
203.143.64.91	A	prenticehall.com.au
203.143.64.120	PTR	pingu.omni.net.au