Robtex

Up: 203.221.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.221.248.0/22
Down right: 203.221.252.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.221.248.15	PTR	203-221-248-15.tpgi.com.au
203.221.248.15	A	rocketarchive.com
203.221.248.152	A	mail.2blokeswithbeer.com
203.221.248.162	PTR	203-221-248-162.tpgi.com.au
203.221.249.192	A+PTR	mail.exibit.info
203.221.250.14	A	14.250.221.203.static.comindico.com.au
203.221.250.63	A	63.250.221.203.static.comindico.com.au
203.221.250.88	PTR	88.250.221.203.static.comindico.com.au
203.221.250.88	A	proxy.selectedseeds.com.au
203.221.250.252	A	mail.isds.net.au
203.221.250.252	A	isds.net.au
203.221.250.252	A	30awarwickst.icr.com.au
203.221.251.0	A	0.251.221.203.static.comindico.com.au
203.221.251.49	A+PTR	mail.amalgadent.com.au
203.221.251.49	A	amalgadent.com.au
203.221.251.49	A	49.251.221.203.static.comindico.com.au
203.221.251.90	A	mail.bgegroup.com
203.221.251.90	A	bgegroup.com
203.221.253.0	A+PTR	0.253.221.203.static.comindico.com.au
203.221.253.27	PTR	mail.inspire.org.au
203.221.253.64	A+PTR	64.253.221.203.static.comindico.com.au
203.221.253.64	A	secmail.take2interactive.com.au
203.221.254.4	A	sheldonandhammond.co.nz
203.221.254.25	A	mail.mosman.nsw.gov.au
203.221.254.255	A+PTR	255.254.221.203.static.comindico.com.au
203.221.255.25	PTR	25.255.221.203.static.soulaustralia.com.au
203.221.255.25	A	uniair.com.au
203.221.255.128	PTR	128.255.221.203.static.soulaustralia.com.au
203.221.255.137	PTR	ucmx1.uccswesternregion.org.au
203.221.255.137	A	wontama.org.au
203.221.255.137	A	uccswesternregion.org.au
203.221.255.142	A	ns1.ucnswact.net.au
203.221.255.143	A	ns2.ucnswact.net.au