Robtex

Up: 203.24.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.24.4.0/23
Down right: 203.24.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.24.4.1	PTR	smtp.integrate.net.au
203.24.4.9	A	mft.integrate.net.au
203.24.4.12	A	smtp.integrate.net.au
203.24.5.4	A	businessonline.westpac.com.au
203.24.5.4	A	ibank.banksa.com.au
203.24.5.9	A	prod-investor-btng.online.prod.westpac.com.au
203.24.5.10	A	panoramaadviser.com.au
203.24.5.11	A	panoramaadviser.com.au
203.24.5.11	A	panoramainvestor.com.au
203.24.5.11	A	bt-super.com.au
203.24.5.20	A	dns5.westpac.com.au
203.24.5.22	A	dns9.westpac.com.au
203.24.5.41	A	ns1.purple.westpac.com.au
203.24.5.44	A	optus.purple.westpac.com.au
203.24.5.102	A	itsmx.westpac.com.au
203.24.5.124	A	wintrade-international.com.au
203.24.5.127	A	xylo.com.au
203.24.5.146	A	olb.westpac.com.fj
203.24.5.147	A	olb-pg.online.prod.westpac.com.au
203.24.5.147	A	olb.westpac.com.pg
203.24.5.150	A	olb.westpac.to
203.24.5.151	A	olb-vu.online.prod.westpac.com.au
203.24.5.155	A	introducer.online.prod.westpac.com.au
203.24.5.155	A	introducer.westpac.net.au
203.24.5.156	A	hlc1.westpac.com.au
203.24.5.156	A	hlc1.online.prod.westpac.com.au
203.24.5.193	A	online-corp.online.prod.westpac.com.au
203.24.5.193	A	online.corp.westpac.com.au
203.24.5.195	A	accountinfo-corp.online.prod.westpac.com.au
203.24.5.197	A	agency-corp.online.prod.westpac.com.au
203.24.5.197	A	agency.corp.westpac.com.au
203.24.5.201	A	paymentsnz-corp.online.prod.westpac.com.au
203.24.5.201	A	payments.corp.westpac.co.nz
203.24.5.202	A	administration.corp.westpac.com.au
203.24.6.32	A	bfr.westpac.com.au
203.24.6.35	A+PTR	www.westpac.com.pg
203.24.6.37	PTR	www.westpac.com.fj
203.24.6.39	A	www.westpac.co.ck
203.24.6.42	A	b2buy.westpac.com.au
203.24.6.43	PTR	olb.westpac.sb
203.24.6.49	A	www.westpac.com.ws
203.24.6.56	A+PTR	westpaconline.com.au
203.24.6.60	A+PTR	olb.westpac.com.au
203.24.6.70	A	introducer.westpac.net.au
203.24.6.74	A+PTR	portfoliomanager.westpac.com.au
203.24.6.79	A	www.westpac.com.sb
203.24.6.83	A	www.westpac.to
203.24.6.87	PTR	www.westpac.vu
203.24.6.87	A+PTR	design.westpac.com.au
203.24.6.87	A+PTR	library.westpac.com.au
203.24.6.110	A+PTR	test.westpac.com.au
203.24.6.110	A+PTR	mail.broking.westpac.com.au
203.24.6.110	A	mail.westpac.com.au
203.24.6.116	A+PTR	impex.westpac.com.au
203.24.6.121	PTR	proxy.westpac.com.au
203.24.6.133	A	alpha01.westpac.com.au
203.24.6.134	A	alpha02.westpac.com.au
203.24.6.135	A+PTR	alpha03.westpac.com.au
203.24.6.136	A+PTR	online.westpac.com.au
203.24.6.142	A+PTR	www.motormarket.com.au
203.24.6.142	A+PTR	motormarket.com.au
203.24.6.143	A+PTR	www.challengebank.com.au
203.24.6.143	A+PTR	onlinew.westpac.com.au
203.24.6.144	PTR	www.bankmelb.com.au
203.24.6.145	PTR	westpac.com.au
203.24.6.152	A+PTR	dns1.westpac.com.au
203.24.6.202	A+PTR	wpgbusadmin.westpac.com.au
203.24.6.212	PTR	westpac.in
203.24.6.213	PTR	westpac.hk
203.24.7.18	A	online.corp.westpac.com.au
203.24.7.23	A	agency.corp.westpac.com.au
203.24.7.24	A	payments.corp.westpac.co.nz
203.24.7.27	A+PTR	online.xylo.com.au
203.24.7.28	A+PTR	research.corp.westpac.com.au
203.24.7.31	A+PTR	xylo.com.au
203.24.7.31	A+PTR	www.xylo.com.au
203.24.7.32	A+PTR	wintrade.westpac.com.au
203.24.7.32	A+PTR	www.wintrade.westpac.com.au
203.24.7.34	A+PTR	forms.westpac.com.au
203.24.7.35	A+PTR	ww2.westpac.com.au
203.24.7.36	A+PTR	analytics.westpac.com.au
203.24.7.44	PTR	wbroking.com
203.24.7.44	PTR	westpacbroking.com
203.24.7.44	PTR	wbroking.com.au
203.24.7.45	PTR	westpac.com.au
203.24.7.45	PTR	20100202_www.bankmelb.com.au
203.24.7.45	PTR	prod_www.bankmelb.com.au
203.24.7.46	PTR	help.westpac.com.au
203.24.7.55	A	mail1.westpac.com.au
203.24.7.148	A+PTR	egprod01.westpac.com.au
203.24.7.209	A	administration.corp.westpac.com.au
203.24.7.211	A+PTR	termdeposit.corp.westpac.com.au
203.24.7.225	A	mft.westpac.com.au
203.24.7.229	A	wintrade-international.com.au