Robtex

Up: 203.33.128.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.33.128.0/25
Down right: 203.33.128.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.33.128.65	A+PTR	isws1.isw.net.au
203.33.128.65	A	ns1.isw.net.au
203.33.128.68	A+PTR	ns2.isw.net.au
203.33.128.68	A	isws4.isw.net.au
203.33.128.78	A+PTR	verdi.isw.net.au
203.33.128.78	A	noshholiday.com.au
203.33.128.78	A	gdafs.com.au
203.33.128.127	PTR	iam.auslug.org
203.33.128.127	A	auslug.org
203.33.128.127	A	mail1.auslug.org
203.33.128.148	A	bcard.com.au
203.33.128.149	A+PTR	sculthorpe.isw.net.au
203.33.128.149	A	goprint.biz
203.33.128.149	A	businesscard.com.au
203.33.128.151	A+PTR	yoda.iteam.com.au
203.33.128.151	A	iteam.com.au
203.33.128.151	A	iusenotes.net
203.33.128.152	A	mail1.iteam.com.au
203.33.128.152	A	mail2.iteam.com.au
203.33.128.155	A+PTR	iswpop.isw.net.au
203.33.128.155	A	mail.ntac.org.au
203.33.128.155	A	mail.canopy01.com
203.33.128.162	A	www.isw.net.au
203.33.128.162	A	isw.net.au
203.33.128.162	A	isw.com.au
203.33.128.182	A	sandybaylionsjfc.com.au
203.33.128.182	A	www.sandybayfc.com.au
203.33.128.182	A	sandybayfc.com.au
203.33.128.183	A+PTR	brahms.isw.net.au
203.33.128.183	A	www.catelph.com
203.33.128.183	A	freedomfitnesstas.com.au
203.33.128.191	PTR	smetana.isw.net.au
203.33.128.191	A	mail1.isw.net.au
203.33.128.192	A	mail2.isw.net.au
203.33.128.207	PTR	postmaster.catholic.tas.edu.au
203.33.128.210	A	mail.aeromaxloadstar.com
203.33.128.210	A	aeromaxloadstar.com
203.33.128.212	A	web.timorgap.com
203.33.128.212	A	timorgap.com
203.33.128.212	A	www.timorgap.com
203.33.128.216	A	anpm.tl
203.33.128.216	A	mail2.anp-tl.org
203.33.128.216	A	mail2.anpm.tl
203.33.128.217	A	assp.mailserver.net.au
203.33.128.217	A	smtp1.bra-voe.com
203.33.128.217	A	smtp1.convolutedtechnologies.com.au
203.33.128.219	A	mail.mailserver.net.au
203.33.128.219	A	mailserver.net.au
203.33.128.221	A+PTR	connections.cochlear.com
203.33.128.223	A	mail.fluidtransfersolutions.net
203.33.128.223	A	mail.fluidtransfersolutions.biz
203.33.128.223	A	mail.pirtek.com.au
203.33.128.224	A	www.pirtek.com
203.33.128.224	A	www.fluidtransfersolutions.net
203.33.128.224	A	www.fluidtransfersolutions.biz
203.33.128.225	A+PTR	smtp1.pirtek.com.au
203.33.128.225	A	assp.mailserver.net.au
203.33.128.225	A	www.pirtek.co.nz
203.33.128.226	PTR	web.tsbc.org.au
203.33.128.226	A	website2go.biz
203.33.128.226	A	hobartchamberofcommerce.com.au
203.33.128.230	A	tzoumerka.com
203.33.128.230	A	onlinehrsolutions.com.au
203.33.128.230	A	onlinehrsolutions.com
203.33.128.231	A	mytupperware.biz
203.33.128.236	A	collab1.a21a.net
203.33.128.237	A	a21a.net