Robtex

Up: 203.20.16.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.20.16.0/25
Down right: 203.20.16.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.20.16.33	A+PTR	pw-gw.precisionwireless.com.au
203.20.16.34	PTR	dns1.realmail.com.au
203.20.16.35	PTR	dns2.realmail.com.au
203.20.16.35	A	ns2.digitronics.com.au
203.20.16.40	PTR	www.realmail.com.au
203.20.16.49	PTR	apache.foxall.com.au
203.20.16.49	A	www.proquip.com.au
203.20.16.50	A+PTR	mail.foxall.com.au
203.20.16.50	A	clarkgroup.com.au
203.20.16.50	A	smtp.foxall.com.au
203.20.16.74	A	mail.oakridgewines.com.au
203.20.16.75	A	mail.yarrahill.com.au
203.20.16.79	A	su-79.precisionwireless.com.au
203.20.16.82	A	su-82.precisionwireless.com.au
203.20.16.83	A	su-83.precisionwireless.com.au
203.20.16.91	A	su-91.precisionwireless.com.au
203.20.16.92	A	su-92.precisionwireless.com.au
203.20.16.95	PTR	su-95.precisionwireless.com.au
203.20.16.96	A+PTR	su-96.precisionwireless.com.au
203.20.16.101	PTR	mail.digitronics.com.au
203.20.16.101	A	bereavementbuddies.org.au
203.20.16.101	A	mail.harding.hm
203.20.16.104	PTR	robbo.precisionwireless.com.au
203.20.16.110	A	jpcpleskvm.com
203.20.16.111	PTR	mail.creativewealthideas.com.au
203.20.16.112	A	sunrise2.precisionwireless.com.au
203.20.16.115	PTR	silga.com.au
203.20.16.115	A	mail.duncans.com.au
203.20.16.119	A	wireless.comshop.com.au
203.20.16.120	PTR	mail.ivegotmail.com.au
203.20.16.120	A	supplypack.com.au
203.20.16.120	A	sdcdesign.com.au
203.20.16.121	PTR	ns2.ivegotmail.com.au
203.20.16.121	A	mx2.austegg.com.au
203.20.16.121	A	mx2.comar.com.au
203.20.16.127	PTR	su-127.precisionwireless.com.au
203.20.16.138	A+PTR	su-138.precisionwireless.com.au
203.20.16.139	PTR	su-139.precisionwireless.com.au
203.20.16.146	A	su-146.precisionwireless.com.au
203.20.16.152	PTR	su-152.precisionwireless.com.au
203.20.16.156	A	su-156.precisionwireless.com.au
203.20.16.157	A	su-157.precisionwireless.com.au
203.20.16.160	A	su-160.precisionwireless.com.au
203.20.16.166	A	su-166.precisionwireless.com.au
203.20.16.173	A	su-173.precisionwireless.com.au
203.20.16.174	A	su-174.precisionwireless.com.au
203.20.16.175	A	su-175.precisionwireless.com.au
203.20.16.177	A	su-177.precisionwireless.com.au
203.20.16.179	A	su-179.precisionwireless.com.au
203.20.16.183	A	su-183.precisionwireless.com.au
203.20.16.185	A	su-185.precisionwireless.com.au
203.20.16.190	A	su-190.precisionwireless.com.au
203.20.16.194	A	su-194.precisionwireless.com.au
203.20.16.198	A+PTR	su-198.precisionwireless.com.au
203.20.16.201	A	su-201.precisionwireless.com.au
203.20.16.205	A	su-205.precisionwireless.com.au
203.20.16.206	A+PTR	su-206.precisionwireless.com.au
203.20.16.209	A	su-209.precisionwireless.com.au
203.20.16.210	A	su-210.precisionwireless.com.au
203.20.16.231	A	su-231.precisionwireless.com.au
203.20.16.232	A	su-232.precisionwireless.com.au
203.20.16.234	A	su-234.precisionwireless.com.au
203.20.16.238	A	su-238.precisionwireless.com.au
203.20.16.239	A	su-239.precisionwireless.com.au
203.20.16.245	A	su-245.precisionwireless.com.au
203.20.16.246	A	su-246.precisionwireless.com.au
203.20.16.249	A	su-249.precisionwireless.com.au
203.20.16.252	A	su-252.precisionwireless.com.au
203.20.16.253	A	su-253.precisionwireless.com.au