Robtex

Up: 211.29.132.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 211.29.133.0/25
Down right: 211.29.133.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
211.29.133.8	A+PTR	spare86.syd.optusnet.com.au
211.29.133.10	A+PTR	dbhsdparo.syd.optusnet.com.au
211.29.133.14	A+PTR	extmail.optusnet.com.au
211.29.133.14	A	extmail.mpx.com.au
211.29.133.14	A	extmail.microplex.com.au
211.29.133.18	A	dbomiro.syd.optusnet.com.au
211.29.133.20	A+PTR	dimps.optusnet.com.au
211.29.133.25	A+PTR	bpoint.optusnet.com.au
211.29.133.27	A+PTR	wdimps.optusnet.com.au
211.29.133.27	A	wsg-view.optusnet.com.au
211.29.133.30	A+PTR	digital01.syd.optusnet.com.au
211.29.133.32	A+PTR	audns.optus.net
211.29.133.32	A	u.au
211.29.133.33	A+PTR	dns02.syd.optusnet.com.au
211.29.133.33	A	optuszoo.com
211.29.133.33	A	www.optuszoo.com
211.29.133.35	A+PTR	dsl-sips07.syd.optusnet.com.au
211.29.133.43	A	memcache07.syd.optusnet.com.au
211.29.133.51	A	mail35.syd.optusnet.com.au
211.29.133.60	A	scampspoll.optusnet.com.au
211.29.133.71	A	dsl-sips.optusnet.com.au
211.29.133.76	A	mail36.syd.optusnet.com.au
211.29.133.78	A+PTR	jabber01.syd.optusnet.com.au
211.29.133.79	A+PTR	webmail13.syd.optusnet.com.au
211.29.133.80	A+PTR	dynamicns01.syd.optusnet.com.au
211.29.133.80	A	ns3.optusnet.com.au
211.29.133.88	A+PTR	webmail07.syd.optusnet.com.au
211.29.133.100	A+PTR	lists.optusnet.com.au
211.29.133.109	PTR	itftu.syd.optusnet.com.au
211.29.133.110	A+PTR	ns1.optus.net
211.29.133.113	A+PTR	webmail08.syd.optusnet.com.au
211.29.133.117	A+PTR	moa.optusnet.com.au
211.29.133.118	A+PTR	build03.syd.optusnet.com.au
211.29.133.120	A+PTR	bizhost.optusnet.com.au
211.29.133.125	A	ldapro02.syd.optusnet.com.au
211.29.133.128	PTR	lvsdns01.syd.optusnet.com.au
211.29.133.128	A	dns07.syd.optusnet.com.au
211.29.133.132	PTR	spare22.syd.optusnet.com.au
211.29.133.137	PTR	dns08.syd.optusnet.com.au
211.29.133.140	A+PTR	dsl-sips01-old.syd.optusnet.com.au
211.29.133.141	PTR	dbdsl-workflow.syd.optusnet.com.au
211.29.133.146	A	ldapnetsync.syd.optusnet.com.au
211.29.133.161	PTR	antispam01-new.syd.optusnet.com.au
211.29.133.161	A	dns05.syd.optusnet.com.au
211.29.133.163	A+PTR	dns06.syd.optusnet.com.au
211.29.133.178	A	service06.syd.optusnet.com.au
211.29.133.183	A+PTR	hotspare02.syd.optusnet.com.au
211.29.133.188	A+PTR	express-it.optusnet.com.au
211.29.133.194	A+PTR	memcache05.syd.optusnet.com.au
211.29.133.201	A+PTR	dbsips.syd.optusnet.com.au
211.29.133.205	A+PTR	sparesvr02.syd.optusnet.com.au
211.29.133.217	A	webmail-new02.syd.optusnet.com.au
211.29.133.226	A	trn05.syd.optusnet.com.au
211.29.133.231	A+PTR	satellite.optuszoo.com.au
211.29.133.232	PTR	spinoza01.syd.optusnet.com.au
211.29.133.232	A	spinoza.optusnet.com.au
211.29.133.236	A+PTR	hsdcollector01.syd.optusnet.com.au
211.29.133.241	A	mail29.syd.optusnet.com.au