Robtex

Up: 203.79.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.79.16.0/23
Down right: 203.79.18.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.79.16.12	A+PTR	mail.itb.net.au
203.79.16.12	A	mail.vibranttechnology.com
203.79.16.12	A	mail.ranccf.com
203.79.16.21	A	monitor.itb.net.au
203.79.16.23	A+PTR	ns2.itb.net.au
203.79.16.23	A	ns2.emediaonline.com
203.79.16.50	A+PTR	webhost1.itb.net.au
203.79.16.50	A	southcoastmusic.com.au
203.79.16.50	A	itbasecamp.info
203.79.16.60	A	webhost5.itb.net.au
203.79.16.70	A+PTR	www5.itb.net.au
203.79.16.75	A	webhost6.itb.net.au
203.79.16.80	A	webhost3.itb.net.au
203.79.16.89	A	onthego.com.au
203.79.16.89	A	www.onthego.com.au
203.79.16.90	PTR	webhost4.itb.net.au
203.79.16.90	A	rhodesselfstorage.com.au
203.79.16.90	A	theblueswimmer.com.au
203.79.16.108	PTR	rt4.itb.net.au
203.79.16.109	A+PTR	cpdns3.itbhosting.com.au
203.79.16.110	PTR	webhost7.itb.net.au
203.79.16.110	A	www.forsterholidayvillage.com.au
203.79.16.110	A	realestatehuskisson.com.au
203.79.16.119	A	webhost2.itb.net.au
203.79.16.131	PTR	eziserv1.ezi123.com
203.79.16.131	A	mystretchdoctor.com
203.79.16.150	A	lexisexplore.com.au
203.79.16.150	A	worknholiday.com.au
203.79.16.150	A	cheapaztravel.com.au
203.79.16.250	A	ns1.netadvanced.com.au
203.79.17.9	A	lnkcet1.itb.net.au
203.79.18.5	A	mail.emediacampaigns.info
203.79.18.5	A	smtp01.emediacampaigns.com
203.79.18.16	PTR	oss02.emediaonline.com
203.79.18.17	A	garmafestival.com.au
203.79.18.17	A	www.countryrockssydney.com.au
203.79.18.17	A	a2a360.com
203.79.18.20	PTR	emhost100.emediaonline.com
203.79.18.20	A	stonemusicfest.com
203.79.18.20	A	cmcrocksthehunter.com
203.79.18.25	A	ns2.netadvanced.com.au
203.79.18.28	PTR	emhost108.emediaonline.com
203.79.18.28	A	hoodstockmusicfestival.com
203.79.18.28	A	tourofduty.org
203.79.18.29	PTR	emhost109.emediaonline.com
203.79.19.35	PTR	mail.cetech.com.au
203.79.19.230	A+PTR	vps.barkbusters.com.au
203.79.19.230	A	bradlilly.com
203.79.19.230	A	barkbusters.co.nz
203.79.19.232	A+PTR	web1.websitetravel.com
203.79.19.232	A	hostelbeds.com.au
203.79.19.232	A	aifstravel.com.au
203.79.19.242	A+PTR	ns4.itb.net.au
203.79.19.243	A	yhatravelandtours.com.au
203.79.19.245	A+PTR	cph1.ictrevolution.com.au
203.79.19.245	A	caravancovers.com.au
203.79.19.245	A	motorhomecovers.com.au