Robtex

Up: 58.96.18.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 58.96.18.0/25
Down right: 58.96.18.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.96.18.0	A+PTR	0.18.96.58.static.exetel.com.au
58.96.18.19	A+PTR	mail.allsaints.nsw.edu.au
58.96.18.19	A	mail2.allsaints.nsw.edu.au
58.96.18.19	A	mail.allsaints.com.au
58.96.18.33	PTR	33.18.96.58.static.exetel.com.au
58.96.18.33	A	elninio.com.au
58.96.18.33	A	catharsis.net.au
58.96.18.34	PTR	34.18.96.58.static.exetel.com.au
58.96.18.34	A	northconstructions.com.au
58.96.18.34	A	www.northconstructions.com.au
58.96.18.38	PTR	38.18.96.58.static.exetel.com.au
58.96.18.38	A	www.taxinvoices.com.au
58.96.18.38	A	theidc.com.au
58.96.18.40	A	mail.mikrotik.net.au
58.96.18.40	A	www.mikrotik.net.au
58.96.18.40	A	timdyroffphotography.com.au
58.96.18.42	A+PTR	mail.boltecivil.com.au
58.96.18.66	PTR	66.18.96.58.static.exetel.com.au
58.96.18.66	A	macromatix.net
58.96.18.73	A	treeworks.asn.au
58.96.18.75	A+PTR	www.nimbin.net.au
58.96.18.75	A	nimbin.net.au
58.96.18.76	A+PTR	sola.nimnet.asn.au
58.96.18.76	A	nimnet.asn.au
58.96.18.78	A	smithi.id.au
58.96.18.117	A	117.18.96.58.static.exetel.com.au
58.96.18.162	A	162.18.96.58.static.exetel.com.au
58.96.18.185	PTR	mail.ashleytran.com.au
58.96.18.201	PTR	mail.cognicom.net.au
58.96.18.202	A	leviathan.cognicom.net.au
58.96.18.204	PTR	halcyon.cognicom.net.au
58.96.18.206	A	ogre.cognicom.net.au
58.96.18.221	A	221.18.96.58.static.exetel.com.au
58.96.18.221	A	www.showtech.com.au
58.96.18.222	PTR	mail.crestfinancial.com.au
58.96.18.241	PTR	241.18.96.58.static.exetel.com.au
58.96.18.241	A	australianbuscharter.com
58.96.18.241	A	dunnline.com
58.96.18.242	PTR	242.18.96.58.static.exetel.com.au
58.96.18.242	A	mail.spineservice.com.au
58.96.18.249	A+PTR	249.18.96.58.static.exetel.com.au