Robtex

Up: 203.3.64.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.3.64.0/23
Down right: 203.3.66.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.3.64.1	A+PTR	proxy.goldcoast.qld.gov.au
203.3.64.2	A+PTR	gw.goldcoast.qld.gov.au
203.3.64.8	PTR	ezproxy.goldcoast.qld.gov.au
203.3.64.8	A	g2.goldcoast.qld.gov.au
203.3.64.11	A+PTR	gcccvpn.goldcoast.qld.gov.au
203.3.64.15	A	pdonline.goldcoast.qld.gov.au
203.3.64.16	A	gccc.com.au
203.3.64.16	A	www.goldcoastflorafauna.com.au
203.3.64.16	A	greengc.com.au
203.3.64.37	A+PTR	remote.awlqld.com.au
203.3.64.37	A	mail.awlqld.com.au
203.3.64.66	A	g1.goldcoast.qld.gov.au
203.3.64.72	A	maild.goldcoast.qld.gov.au
203.3.64.247	A+PTR	mailb.goldcoast.qld.gov.au
203.3.64.252	A	webmail.goldcoast.qld.gov.au
203.3.64.253	A+PTR	proxy1.goldcoast.qld.gov.au
203.3.64.254	A+PTR	maila.goldcoast.qld.gov.au
203.3.64.254	A	sptmail2.goldcoast.qld.gov.au
203.3.65.1	A+PTR	gcccfwvpn1.goldcoast.qld.gov.au
203.3.65.10	A+PTR	splib.goldcoast.qld.gov.au