Robtex

Up: 203.4.208.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.4.212.0/23
Down right: 203.4.214.0/23

IP	Type	Hostname
203.4.212.2	A	mail.smh.com.au
203.4.212.10	PTR	ns.magna.com.au
203.4.212.13	PTR	kettle.magna.com.au
203.4.212.32	PTR	www.ssg.com.au
203.4.212.53	PTR	www.trendmicro.com.au
203.4.212.70	PTR	www.efic.gov.au
203.4.212.90	PTR	mail.magna.com.au
203.4.212.110	PTR	www.msp.com.au
203.4.212.182	PTR	www.ivf.com.au
203.4.212.204	PTR	www.oilsearch.com.au
203.4.212.206	PTR	www.tnt.com.au
203.4.213.7	A+PTR	peterh.magna.com.au
203.4.214.22	A+PTR	wizard.magna.com.au
203.4.214.24	A+PTR	adax.magna.com.au
203.4.214.32	A	rickjenk.magna.com.au
203.4.214.64	A	kbennett.magna.com.au
203.4.214.65	A	jcolbran.magna.com.au
203.4.214.73	PTR	saxonie.magna.com.au
203.4.214.101	PTR	sugie.magna.com.au
203.4.214.105	A+PTR	shr.magna.com.au
203.4.214.166	A+PTR	garyf.magna.com.au
203.4.214.201	A+PTR	calypso.magna.com.au
203.4.214.244	A	astro.magna.com.au
203.4.214.251	A	asw.magna.com.au
203.4.215.7	PTR	perform.magna.com.au