Robtex

Up: 58.6.4.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 58.6.4.0/24
Down right: 58.6.5.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.6.4.1	A+PTR	dsl-58-6-4-1.wa.westnet.com.au
58.6.4.3	A	pmagroup.net.au
58.6.4.6	PTR	dsl-58-6-4-6.wa.westnet.com.au
58.6.4.32	A	mail.robileng.com
58.6.4.42	PTR	dsl-58-6-4-42.wa.westnet.com.au
58.6.4.57	A+PTR	dsl-58-6-4-57.wa.westnet.com.au
58.6.4.57	A	mail.pica.org.au
58.6.4.65	PTR	mail.realbyte.com.au
58.6.4.86	A	mail.airwellpumps.net
58.6.4.86	A	mail.airwellpumps.com.au
58.6.4.86	A	mail.airwellpumpinggroup.com
58.6.4.87	PTR	mail.2c2uit.com.au
58.6.4.94	PTR	dsl-58-6-4-94.wa.westnet.com.au
58.6.4.95	A	mail.perthdoorservices.com.au
58.6.4.118	PTR	efofex.com
58.6.4.174	PTR	dsl-58-6-4-174.wa.westnet.com.au
58.6.4.174	A	mail.stratbits.com
58.6.4.175	PTR	mail.webxtec.com.au
58.6.4.182	PTR	mail.wph.net.au
58.6.4.190	PTR	zedflo.com.au
58.6.4.199	A	kayedar.com.au
58.6.4.254	A+PTR	dsl-58-6-4-254.wa.westnet.com.au
58.6.4.254	A	condor.com.au
58.6.5.9	PTR	dsl-58-6-5-9.wa.westnet.com.au
58.6.5.9	A	darrenhall.com
58.6.5.9	A	mail.darrenhall.com
58.6.5.10	A+PTR	dsl-58-6-5-10.wa.westnet.com.au
58.6.5.10	A	mail.agserve.com.au
58.6.5.10	A	remote.agserve.com.au
58.6.5.44	PTR	dsl-58-6-5-44.wa.westnet.com.au
58.6.5.44	A	mail.ellafoods.com.au
58.6.5.55	A+PTR	mail.tbassoc.com.au
58.6.5.55	A	tbassoc.com.au
58.6.5.57	A+PTR	remote.partytown.com.au
58.6.5.57	A	remote.partytown.net.au
58.6.5.67	A	dsl-58-6-5-67.wa.westnet.com.au
58.6.5.90	A+PTR	dsl-58-6-5-90.wa.westnet.com.au
58.6.5.136	PTR	dsl-58-6-5-136.wa.westnet.com.au
58.6.5.145	PTR	dsl-58-6-5-145.wa.westnet.com.au
58.6.5.145	A	flexliner.com.au
58.6.5.150	PTR	mail.smartmart.com.au
58.6.5.201	A+PTR	mail.kcpl.net.au
58.6.5.205	A	remote.empireestateagents.com
58.6.5.205	A	mail.empireestateagents.com
58.6.5.205	A	letsgoseoul.com