Robtex

Up: 58.96.16.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 58.96.16.0/25
Down right: 58.96.16.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.96.16.0	A+PTR	0.16.96.58.static.exetel.com.au
58.96.16.2	PTR	2.16.96.58.static.exetel.com.au
58.96.16.2	A	mail.newlaw.com.au
58.96.16.2	A	mail.nswnurses.asn.au
58.96.16.6	PTR	6.16.96.58.static.exetel.com.au
58.96.16.6	A	ns1.nswnurses.asn.au
58.96.16.7	A+PTR	7.16.96.58.static.exetel.com.au
58.96.16.7	A	ns2.nswnurses.asn.au
58.96.16.9	A+PTR	9.16.96.58.static.exetel.com.au
58.96.16.9	A	mail2.nswnurses.asn.au
58.96.16.9	A	mail2.newlaw.com.au
58.96.16.25	A	email.flagstaffgroup.com.au
58.96.16.26	A+PTR	26.16.96.58.static.exetel.com.au
58.96.16.29	A+PTR	29.16.96.58.static.exetel.com.au
58.96.16.30	A+PTR	30.16.96.58.static.exetel.com.au
58.96.16.38	A+PTR	38.16.96.58.static.exetel.com.au
58.96.16.49	PTR	49.16.96.58.static.exetel.com.au
58.96.16.49	A	email.armstronglegal.com.au
58.96.16.51	A+PTR	51.16.96.58.static.exetel.com.au
58.96.16.53	A+PTR	53.16.96.58.static.exetel.com.au
58.96.16.55	A+PTR	55.16.96.58.static.exetel.com.au
58.96.16.66	A+PTR	66.16.96.58.static.exetel.com.au
58.96.16.68	A+PTR	68.16.96.58.static.exetel.com.au
58.96.16.72	A+PTR	72.16.96.58.static.exetel.com.au
58.96.16.80	A+PTR	80.16.96.58.static.exetel.com.au
58.96.16.86	A+PTR	86.16.96.58.static.exetel.com.au
58.96.16.87	A+PTR	87.16.96.58.static.exetel.com.au
58.96.16.89	A+PTR	89.16.96.58.static.exetel.com.au
58.96.16.89	A	lxm.com.au
58.96.16.89	A	timmus.com.au
58.96.16.90	PTR	90.16.96.58.static.exetel.com.au
58.96.16.90	A	mail.insyston.com
58.96.16.90	A	mail.cpsrules.com
58.96.16.93	A+PTR	93.16.96.58.static.exetel.com.au
58.96.16.99	A+PTR	99.16.96.58.static.exetel.com.au
58.96.16.101	A+PTR	101.16.96.58.static.exetel.com.au
58.96.16.103	A+PTR	103.16.96.58.static.exetel.com.au
58.96.16.107	A+PTR	107.16.96.58.static.exetel.com.au
58.96.16.113	A+PTR	113.16.96.58.static.exetel.com.au
58.96.16.114	A+PTR	114.16.96.58.static.exetel.com.au
58.96.16.115	A+PTR	115.16.96.58.static.exetel.com.au
58.96.16.117	A+PTR	117.16.96.58.static.exetel.com.au
58.96.16.125	A+PTR	125.16.96.58.static.exetel.com.au
58.96.16.127	A+PTR	127.16.96.58.static.exetel.com.au
58.96.16.133	A+PTR	133.16.96.58.static.exetel.com.au
58.96.16.136	A+PTR	136.16.96.58.static.exetel.com.au
58.96.16.140	A+PTR	140.16.96.58.static.exetel.com.au
58.96.16.141	A+PTR	141.16.96.58.static.exetel.com.au
58.96.16.145	PTR	145.16.96.58.static.exetel.com.au
58.96.16.145	A	mail.spinifexgroup.com
58.96.16.145	A	mail.spinifexgroup.net
58.96.16.148	A+PTR	148.16.96.58.static.exetel.com.au
58.96.16.149	A+PTR	149.16.96.58.static.exetel.com.au
58.96.16.160	A+PTR	160.16.96.58.static.exetel.com.au
58.96.16.164	A+PTR	164.16.96.58.static.exetel.com.au
58.96.16.175	A+PTR	175.16.96.58.static.exetel.com.au
58.96.16.180	PTR	180.16.96.58.static.exetel.com.au
58.96.16.180	A	www.nantien.org.au
58.96.16.180	A	www.bliabuddhabirthday.com.au
58.96.16.184	A+PTR	184.16.96.58.static.exetel.com.au
58.96.16.187	A+PTR	187.16.96.58.static.exetel.com.au
58.96.16.190	A+PTR	190.16.96.58.static.exetel.com.au
58.96.16.206	A+PTR	206.16.96.58.static.exetel.com.au
58.96.16.207	A+PTR	207.16.96.58.static.exetel.com.au
58.96.16.210	PTR	remote.pempek.com.au
58.96.16.210	A	remote.pempek.info
58.96.16.219	A+PTR	219.16.96.58.static.exetel.com.au
58.96.16.228	A+PTR	228.16.96.58.static.exetel.com.au
58.96.16.237	A+PTR	237.16.96.58.static.exetel.com.au
58.96.16.242	A+PTR	242.16.96.58.static.exetel.com.au
58.96.16.243	A+PTR	243.16.96.58.static.exetel.com.au
58.96.16.245	A+PTR	245.16.96.58.static.exetel.com.au
58.96.16.246	A+PTR	246.16.96.58.static.exetel.com.au
58.96.16.251	A+PTR	251.16.96.58.static.exetel.com.au
58.96.16.253	A+PTR	253.16.96.58.static.exetel.com.au