Robtex

Up: 203.23.20.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.23.20.0/25
Down right: 203.23.20.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.23.20.36	A	av.ucareqld.com.au
203.23.20.37	A+PTR	av.ucareqld.com.au
203.23.20.50	A	ucareqld.com.au
203.23.20.60	A+PTR	uchealth.com.au
203.23.20.64	PTR	mail1.bluecare.org.au
203.23.20.75	A	uchremote.gslb.ucq.com.au
203.23.20.107	A	wri.wesley.com.au
203.23.20.107	A	project.wesley.com.au
203.23.20.117	A	ns1.uhc.com.au
203.23.20.117	A	ns1.uchealth.com.au
203.23.20.142	PTR	project.wesley.com.au
203.23.20.142	PTR	wri.wesley.com.au
203.23.20.163	A+PTR	extrelay1.uhcg.com.au
203.23.20.168	A	azureblue.com.au
203.23.20.168	A	arrcs.org.au
203.23.20.168	A	www.azureblue.com.au
203.23.20.171	A	bc-procuramobileauth.gslb.ucq.com.au
203.23.20.177	A	bcremote.gslb.ucq.com.au
203.23.20.178	A	bcexch.gslb.ucq.com.au
203.23.20.190	A	uchcarps.com