Robtex

Up: 123.243.208.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.208.0/23
Down right: 123.243.210.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.243.208.64	A	mail.lestrange.id.au
123.243.208.64	A	lestrange.id.au
123.243.208.108	PTR	123-243-208-108.static.tpgi.com.au
123.243.208.108	A	mailsvr.bareis.info
123.243.208.137	A	123-243-208-137.static.tpgi.com.au
123.243.208.151	PTR	123-243-208-151.static.tpgi.com.au
123.243.208.151	A	ns1.jeremytaylor.net.au
123.243.208.151	A	act.jeremytaylor.net.au
123.243.208.184	A+PTR	123-243-208-184.static.tpgi.com.au
123.243.208.184	A	mail.fluffsec.com
123.243.208.184	A	viemer.com.au
123.243.208.206	A	wellsmore.com.au
123.243.208.234	A	raymondeska.com
123.243.208.234	A	info.raymondeska.com
123.243.208.254	A	123-243-208-254.static.tpgi.com.au
123.243.209.48	PTR	123-243-209-48.static.tpgi.com.au
123.243.209.48	A	mail.hodgsononline.org
123.243.209.48	A	mail.lyovic.com
123.243.209.206	A+PTR	123-243-209-206.static.tpgi.com.au
123.243.209.214	A+PTR	123-243-209-214.static.tpgi.com.au
123.243.209.230	PTR	123-243-209-230.static.tpgi.com.au
123.243.209.230	A	textrine.com
123.243.209.230	A	dtlm.homelinux.net
123.243.209.248	A	live.scanact.net
123.243.210.152	A+PTR	123-243-210-152.static.tpgi.com.au
123.243.210.152	A	mail.fullhecticninjas.com
123.243.210.185	A+PTR	123-243-210-185.static.tpgi.com.au
123.243.210.192	A+PTR	123-243-210-192.static.tpgi.com.au
123.243.210.192	A	acttech.com
123.243.210.192	A	hostmaster.acttech.com
123.243.210.246	A+PTR	123-243-210-246.static.tpgi.com.au
123.243.211.221	A	123-243-211-221.static.tpgi.com.au
123.243.211.231	A	traininglabs.info
123.243.211.231	A	mail2.traininglabs.info