Robtex

Up: 203.12.30.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.12.31.0/25
Down right: 203.12.31.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.12.31.69	A	mx01.zoltak.com
203.12.31.70	A	jbtlaw.com.au
203.12.31.77	PTR	test.keytrust.com.au
203.12.31.135	A+PTR	proxy11.keytrust.com.au
203.12.31.135	A	woundcam.com
203.12.31.136	A+PTR	proxy10.keytrust.com.au
203.12.31.136	A	woundcam.com.au
203.12.31.143	PTR	proxy1.keytrust.com.au
203.12.31.143	A	remotesupport.keytrust.com.au
203.12.31.143	A	ac.keytrust.com.au
203.12.31.144	A+PTR	collabcare.com
203.12.31.144	A	proxy9.keytrust.com.au
203.12.31.145	A+PTR	proxy2.keytrust.com.au
203.12.31.145	A	teleconnect.us
203.12.31.145	A	teleconnect.me
203.12.31.147	PTR	www2.keytrust.com.au
203.12.31.150	A+PTR	proxy3.keytrust.com.au
203.12.31.150	A	mail2.keytrust.com.au
203.12.31.151	A	ibirs.keytrust.com.au
203.12.31.152	A+PTR	vportal.keytrust.com.au
203.12.31.152	A	metlife.shn.org.au
203.12.31.152	A	shn.org.au
203.12.31.153	A	proxy5.keytrust.com.au
203.12.31.153	A	iap.transportcomplianceservices.com.au
203.12.31.153	A	vportal2.keytrust.com.au
203.12.31.154	A+PTR	proxy6.keytrust.com.au
203.12.31.154	A	ac.tcs.net.au
203.12.31.154	A	iap.tcs.net.au
203.12.31.159	PTR	metlife.shn.org.au
203.12.31.185	A	nmsack.keytrust.com.au
203.12.31.190	A	zedmedexchange.com.au
203.12.31.195	A+PTR	smg1.keytrust.com.au
203.12.31.200	A	ac.keytrust.com.au
203.12.31.202	A	ac.tcs.net.au
203.12.31.209	A+PTR	ns2.keytrust.com.au
203.12.31.210	A+PTR	ns1.keytrust.com.au
203.12.31.211	A+PTR	ns3.keytrust.com.au
203.12.31.211	A	ns1-1.keytrust.com.au
203.12.31.218	PTR	optus.performancecentre.com
203.12.31.222	A	amr.keytrust.com.au
203.12.31.222	A	voltage-pp-0000.keytrust.com.au
203.12.31.229	A	mailguard-test.keytrust.com.au
203.12.31.229	A	mail2.shn.org.au
203.12.31.230	A	anywherehealth.net
203.12.31.231	A+PTR	tmx.keytrust.com.au
203.12.31.231	A	mail.shn.org.au
203.12.31.231	A	mx1.wellnow.care
203.12.31.232	A+PTR	tmx2.keytrust.com.au
203.12.31.232	A	mx2.wellnow.care
203.12.31.236	A+PTR	tmx1.keytrust.com.au
203.12.31.236	A	mail2.tcs.net.au
203.12.31.236	A	mail.keytrust.com.au
203.12.31.238	PTR	ccn1.keytrust.com.au