Robtex

Up: 203.80.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 203.80.160.0/21
Down right: 203.80.168.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.80.160.5	A	mail.buzzcard.com
203.80.160.5	A	mail.4842.net.au
203.80.160.5	A	mail.soundsreal.net
203.80.161.35	PTR	transporter.sherlock.com.au
203.80.161.35	A	mail.prowealth.com.au
203.80.161.35	A	mx2.sherlock.com.au
203.80.161.36	PTR	stream.rawfm.com.au
203.80.161.36	A	digitalelectric.com.au
203.80.161.37	PTR	www.rawfm.com.au
203.80.161.218	A	dell2.activemail.com.au
203.80.161.242	PTR	203-80-161-242.integrity.net.au
203.80.161.243	A+PTR	ns2.acsinternet.com.au
203.80.161.244	A	ns2.spydawebdns2.com
203.80.162.33	A	auth1.integrity.net.au
203.80.162.34	PTR	mx.integrity.net.au
203.80.162.35	A	auth2.integrity.net.au
203.80.162.36	A	integritynet.com.au
203.80.162.36	A	support.integritynet.com.au
203.80.162.50	PTR	ns1.4842.net.au
203.80.162.51	PTR	ns2.4842.net.au
203.80.162.52	A	stats.integrity.net.au
203.80.162.54	A	rbl0.integrity.net.au
203.80.162.54	A	dcc0.integrity.net.au
203.80.162.55	A	wm1.integrity.net.au
203.80.162.195	A	mail.dknss.net
203.80.162.197	A	securebookit.com.au
203.80.162.197	A	ns1.bossaustraliaservices.biz
203.80.162.200	A	penrithcateringsupplies.com
203.80.162.253	A	mx-253.integrity.net.au
203.80.162.253	A	mail.ironfish.com.au
203.80.163.1	PTR	mx1.sherlock.com.au
203.80.163.2	A+PTR	mail.sherlock.com.au
203.80.163.26	A	superiorsolar.com.au
203.80.163.26	A	mail.superiorsolar.com.au
203.80.163.29	A	mail.browsesafe.com.au
203.80.163.29	A	ritech.com.au
203.80.163.44	A	users.coastal.net.au
203.80.163.58	A	fathers4equality.com.au
203.80.163.74	A	mail.ryanwilliams.id.au
203.80.163.76	A	luke-thompson.com
203.80.163.78	A	chilvary.4842.net.au
203.80.163.178	PTR	ns1.acs.net.au
203.80.163.179	A+PTR	ns2.acs.net.au
203.80.163.180	A+PTR	ns4.acsinternet.com.au
203.80.163.183	PTR	wweb.acs.net.au
203.80.163.183	A	love-em.com.au
203.80.163.184	A	ns8.acsinternet.com.au
203.80.164.18	A+PTR	transporter.sherlock.com.au
203.80.164.18	A	mail.sternbecks.com.au
203.80.165.48	PTR	203-80-165-48-acc0.gos.integrity.net.au
203.80.168.196	A	mail.stlukes.com.au
203.80.168.197	A	stlukes.com.au
203.80.168.197	A	www.stlukes.com.au
203.80.170.20	A	bdr1.gls.integrity.net.au
203.80.172.132	A	gw-mpn3.integrity.net.au
203.80.172.133	A	gw-mpn4.integrity.net.au
203.80.172.135	A	gw-mpn6.integrity.net.au
203.80.174.5	PTR	brokendns
203.80.174.33	PTR	brokendns
203.80.174.153	PTR	brokendns
203.80.174.162	PTR	brokendns
203.80.174.163	PTR	203-80-174-163.frontiernetworks.net.au
203.80.174.163	A	mail.tridenthyd.com
203.80.174.178	PTR	brokendns
203.80.174.181	PTR	brokendns