Robtex

Up: 202.12.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 202.12.128.0/20
Down right: 202.12.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.12.133.7	A	seekhealth.com.au
202.12.133.7	A	seekaccounting.com.au
202.12.133.7	A	seeklegal.com.au
202.12.134.27	A	mmsc.telstra.com
202.12.134.27	A	nmail.msg.telstra.com
202.12.135.117	A	www.dorf.biz
202.12.136.15	PTR	nmgt2.nsw.sms.telstra.com
202.12.136.23	A	ndns2.nsw.sms.telstra.com
202.12.141.131	PTR	mx.firstwave.com.au
202.12.141.131	A	mx2.montefiorehome.com.au
202.12.141.131	A	mx2.baulderstone.firstwave.com.au
202.12.141.132	PTR	mx.firstwave.com.au
202.12.141.133	PTR	tower3.firstwave.com.au
202.12.141.164	PTR	oborbmpost.firstwave.com.au
202.12.141.167	A+PTR	oborpost.firstwave.com.au
202.12.141.168	A	oborpost.firstwave.com.au
202.12.141.212	A	ns1.firstwave.com.au
202.12.141.232	PTR	sswitch10.firstwave.com.au
202.12.141.236	A	outrelay1.firstwave.com.au
202.12.141.239	A	outrelay4.firstwave.com.au
202.12.142.20	A	mail.jeffreyabrooks.com
202.12.143.142	A+PTR	vusip002.vtcif.telstra.com.au
202.12.144.1	A+PTR	inet.vtcif.telstra.com.au
202.12.144.10	A+PTR	ns.vtcif.telstra.com.au
202.12.144.10	A	ns.telstra.com.au
202.12.144.11	A+PTR	ns2.vtcif.telstra.com.au
202.12.144.76	PTR	rp.telstra.com.au
202.12.144.100	PTR	www.vtcif.telstra.com.au
202.12.144.102	A	directories.telstra.com.au
202.12.144.104	PTR	rc.au.net
202.12.144.169	A	clicktocallfree.telstra.com.au
202.12.144.179	A	clicktocallfree.telstra.com.au
202.12.151.26	A	www.gomail.com.au
202.12.156.11	A+PTR	mailrelay.hosting.bigpond.com
202.12.156.11	A	sydmailrelay.hosting.telstra.com
202.12.156.18	A	bluebell.hosting.bigpond.com