Robtex

Up: 203.28.142.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.28.142.0/25
Down right: 203.28.142.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.28.142.3	A+PTR	ns.island.net.au
203.28.142.4	A	mail.forkin.com
203.28.142.6	A	clamav.island.net.au
203.28.142.7	A+PTR	mail.island.net.au
203.28.142.8	A+PTR	ironforge.island.net.au
203.28.142.9	PTR	ns1.teksupport.net.au
203.28.142.13	PTR	stingray.island.net.au
203.28.142.13	A	doosance.com.au
203.28.142.13	A	the-chimera.com
203.28.142.16	A	smtp.island.net.au
203.28.142.19	A+PTR	ns1.island.net.au
203.28.142.22	A+PTR	mx.island.net.au
203.28.142.23	A+PTR	forkin.island.net.au
203.28.142.35	A	seahorse.island.net.au
203.28.142.36	PTR	swordfish.island.net.au
203.28.142.36	A	www.island.net.au
203.28.142.36	A	dakenasv.com
203.28.142.41	A	echolearning.com.au
203.28.142.41	A	employ.com.au
203.28.142.41	A	echogroup.com.au
203.28.142.42	A+PTR	sw2.syd.island.net.au
203.28.142.42	A	sip.com.au
203.28.142.42	A	mpls.com.au
203.28.142.65	A+PTR	e0-2.headland.island.net.au
203.28.142.66	PTR	mail.octomedia.com.au
203.28.142.66	A	mail1.octomedia.com.au
203.28.142.69	A	mail.lexicom.net.au
203.28.142.77	PTR	77-cc.island.net.au
203.28.142.77	A	www.kjriskgroup.com
203.28.142.82	A	vic.auscfs.com
203.28.142.98	A+PTR	hmail.hosted2u.com
203.28.142.113	PTR	e0.bdr1.syd.island.net.au
203.28.142.118	A	smtp1.amwu.asn.au
203.28.142.126	PTR	trts01.totalrisc.com.au
203.28.142.126	A	totalrisc.com.au
203.28.142.126	A	glamourgirlaward.com
203.28.142.162	A	mfd.island.net.au
203.28.142.163	A	clark2.island.net.au
203.28.142.166	A	dalaran.island.net.au
203.28.142.170	A	gw.remondis.com.au
203.28.142.178	A	holgate.island.net.au
203.28.142.179	A	mfg2.island.net.au
203.28.142.183	A+PTR	lo1.bombora.island.net.au
203.28.142.184	A	clark.island.net.au
203.28.142.213	A	nar.island.net.au
203.28.142.230	A	seg.island.net.au
203.28.142.233	PTR	rdsl-glb.island.net.au
203.28.142.246	A	smtp2.amwu.asn.au