Robtex

Up: 202.44.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 202.44.76.0/23
Down right: 202.44.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.44.76.31	A+PTR	manidns.nemnet.com.au
202.44.76.31	A+PTR	mannidns1.nemnet.com.au
202.44.76.32	A+PTR	mannidns2.nemnet.com.au
202.44.76.33	PTR	bris.inotes.nemnet.com.au
202.44.76.33	A+PTR	mel.inotes.nemnet.com.au
202.44.76.33	PTR	syd.inotes.nemnet.com.au
202.44.76.34	PTR	inotes.preprod.nemnet.com.au
202.44.76.34	A+PTR	menu.preprod.nemnet.com.au
202.44.76.34	PTR	opdms.preprod.nemnet.com.au
202.44.76.35	PTR	melmail.nemnet.com.au
202.44.76.35	PTR	inotes.prod.nemnet.com.au
202.44.76.35	PTR	menu.prod.nemnet.com.au
202.44.76.128	PTR	nembrismail.nemmco.com.au
202.44.76.130	PTR	vpn.nemmco.com.au
202.44.76.130	A+PTR	vpnman.nemmco.com.au
202.44.76.130	A+PTR	vpn.qld.nemmco.com.au
202.44.76.150	A+PTR	mailz.aemo.com.au
202.44.76.150	A+PTR	mannmail1.nemmco.com.au
202.44.76.190	A	mailx.aemo.net.au
202.44.76.190	A	mailx.aemo.org.au
202.44.77.80	A	*.frchub.net
202.44.77.80	A	prod.frchub.net
202.44.77.80	A	mail.frchub.net
202.44.78.31	A+PTR	caridns.nemnet.com.au
202.44.78.31	A+PTR	carnidns1.nemnet.com.au
202.44.78.32	A	carnidns2.nemnet.com.au
202.44.78.128	PTR	nemsydmail.nemmco.com.au
202.44.78.130	A+PTR	vpncar.nemmco.com.au
202.44.78.130	A+PTR	vpn.nsw.nemmco.com.au
202.44.78.130	A	vpn.nemmco.com.au
202.44.78.150	A+PTR	maily.aemo.com.au
202.44.78.150	A+PTR	nornmail1.nemmco.com.au
202.44.78.152	A+PTR	nornmail2.nemmco.com.au
202.44.78.152	A	mailx.aemo.com.au
202.44.78.190	A	maily.aemo.net.au
202.44.78.190	A	maily.aemo.org.au