Robtex

Up: 203.221.204.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 203.221.206.0/24
Down right: 203.221.207.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.221.206.50	PTR	mail.fpnsw.org.au
203.221.206.52	A+PTR	mail2.fpnsw.org.au
203.221.207.1	PTR	1.207.221.203.static.comindico.com.au
203.221.207.28	A	secure5.netspeed.com.au
203.221.207.68	PTR	68.207.221.203.static.comindico.com.au
203.221.207.68	A	alligare.com.au
203.221.207.77	PTR	77.207.221.203.static.comindico.com.au
203.221.207.77	A	light.net.au
203.221.207.77	A	netspeed.net.au