Robtex

Up: 123.50.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 123.50.128.0/20
Down right: 123.50.144.0/20

IP	Type	Hostname
123.50.128.0	PTR	wau-qv1-crt01.rtr.cirruscomms.net.au
123.50.128.0	A	wa-qv1-2821.rtr.cirruscomms.net.au
123.50.129.130	A+PTR	remote.elesde.com
123.50.129.130	A	mx1.elesde.com
123.50.130.22	A+PTR	mail.cockburngroup.com.au
123.50.134.12	PTR	nsane.net.au
123.50.134.130	PTR	alpha.rivermount.net
123.50.148.251	A	28southproperties.com.au
123.50.152.24	A+PTR	ns1.wnp.com.au
123.50.152.24	A	wnp.com.au
123.50.152.24	A	fofgcrm.com
123.50.152.42	A+PTR	remote.merridown.com.au
123.50.152.42	A	remote.beingalive.com.au
123.50.152.43	A	box.wnp.com.au