Robtex

Up: 58.6.4.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 58.6.6.0/24
Down right: 58.6.7.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.6.6.3	A	dsl-58-6-6-3.wa.westnet.com.au
58.6.6.32	PTR	dsl-58-6-6-32.wa.westnet.com.au
58.6.6.34	A	mail.justpropertymanagement.com
58.6.6.41	PTR	dowerin.wa.gov.au
58.6.6.42	PTR	dsl-58-6-6-42.wa.westnet.com.au
58.6.6.42	A	mail.aromacafe.com.au
58.6.6.46	PTR	dsl-58-6-6-46.wa.westnet.com.au
58.6.6.58	A	t3h-1nt3rw38.server2k.org
58.6.6.83	A	mail.wamogroup.com
58.6.6.83	A	mail.wamo.net.au
58.6.6.121	PTR	mail.summitbunbury.com.au
58.6.6.121	A	mail.binningupbeach.com.au
58.6.6.160	PTR	mail.lcrl.com.au
58.6.6.160	A	mail.radiantlighting.com.au
58.6.6.160	A	mail.lightingcity.com.au
58.6.6.166	PTR	dsl-58-6-6-166.wa.westnet.com.au
58.6.6.166	A	mail.gnowangerup.wa.gov.au
58.6.6.177	PTR	dsl-58-6-6-177.wa.westnet.com.au
58.6.6.177	A	mail.alltrak.com.au
58.6.6.180	PTR	mail.saferight.com.au
58.6.6.195	PTR	decserver.denviron.org.au
58.6.6.195	A	denviron.org.au
58.6.6.204	PTR	dsl-58-6-6-204.wa.westnet.com.au
58.6.6.214	A+PTR	mail.forcerealestate.com.au
58.6.6.214	A	mail.northcourt.com.au
58.6.6.223	A+PTR	dsl-58-6-6-223.wa.westnet.com.au
58.6.6.223	A	mail.asphalt.com.au
58.6.6.223	A	mail.asphalt.net.au
58.6.7.68	PTR	pingelly.wa.gov.au
58.6.7.72	PTR	dsl-58-6-7-72.wa.westnet.com.au
58.6.7.72	A	swip.com.au
58.6.7.72	A	rtwsteelfab.com.au
58.6.7.81	A+PTR	dsl-58-6-7-81.wa.westnet.com.au
58.6.7.81	A	mail.garnetsales.com
58.6.7.84	A+PTR	mail.hma.net.au
58.6.7.84	A	hma.net.au
58.6.7.112	A+PTR	dsl-58-6-7-112.wa.westnet.com.au
58.6.7.147	PTR	mail.swickmining.com.au
58.6.7.147	A	alternate.swickmining.com.au
58.6.7.157	A+PTR	mail2.swremovals.com.au
58.6.7.180	A	mail.wongan.wa.gov.au
58.6.7.185	A	iorl.com.au
58.6.7.190	PTR	dsl-58-6-7-190.wa.westnet.com.au
58.6.7.190	A	mail.mercmedical.com.au
58.6.7.205	A	mail.advanteering.com.au
58.6.7.243	PTR	drayton.id.au
58.6.7.248	A+PTR	mail.oam-group.com