Robtex

Up: 203.59.16.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 203.59.18.0/24
Down right: 203.59.19.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.59.18.108	PTR	203-59-18-108.dyn.iinet.net.au
203.59.18.122	A+PTR	203-59-18-122.dyn.iinet.net.au
203.59.18.138	A+PTR	203-59-18-138.dyn.iinet.net.au
203.59.18.195	A	mail.cyclewithmike.com
203.59.19.1	A+PTR	per-n40-nas1.iinet.net.au
203.59.19.1	A	frog.iinet.net.au
203.59.19.2	A	per-n40-nas2.iinet.net.au
203.59.19.5	A+PTR	mail.benara.com.au
203.59.19.5	A	per-n40-nas5.iinet.net.au
203.59.19.7	A	per-n40-nas7.iinet.net.au
203.59.19.8	A	per-n40-nas8.iinet.net.au
203.59.19.12	A	per1.wantree.com.au
203.59.19.13	A+PTR	per-n40-nas13.iinet.net.au
203.59.19.13	A	mail.thalanyji.com.au
203.59.19.16	A	per-n40-nas16.iinet.net.au
203.59.19.17	A	per-n40-nas17.iinet.net.au
203.59.19.19	A+PTR	mail.technologyroute.net
203.59.19.19	A	per-n40-nas19.iinet.net.au
203.59.19.20	PTR	203-59-19-20.perm.iinet.net.au
203.59.19.20	A	per-n40-nas20.iinet.net.au
203.59.19.20	A	utm.technologyroute.net
203.59.19.24	PTR	203-59-19-24.perm.iinet.net.au
203.59.19.27	PTR	203-59-19-27.perm.iinet.net.au
203.59.19.27	A	mail.cfsolutions.net.au
203.59.19.47	PTR	203-59-19-47.perm.iinet.net.au
203.59.19.48	A+PTR	203-59-19-48.perm.iinet.net.au
203.59.19.49	A	203-59-19-49.perm.iinet.net.au
203.59.19.50	A+PTR	203-59-19-50.perm.iinet.net.au
203.59.19.53	A+PTR	203-59-19-53.perm.iinet.net.au
203.59.19.53	A	mail.ramesys.com.au
203.59.19.53	A	mail.ramesysglobal.com.au
203.59.19.58	A+PTR	203-59-19-58.perm.iinet.net.au
203.59.19.59	A+PTR	203-59-19-59.perm.iinet.net.au
203.59.19.66	A	mail.caman.com.au
203.59.19.68	A+PTR	pbx.caman.com.au
203.59.19.68	A	203-59-19-68.perm.iinet.net.au
203.59.19.69	A	203-59-19-69.perm.iinet.net.au
203.59.19.72	PTR	203-59-19-72.perm.iinet.net.au
203.59.19.83	A+PTR	203-59-19-83.perm.iinet.net.au
203.59.19.84	A+PTR	203-59-19-84.perm.iinet.net.au
203.59.19.85	PTR	203-59-19-85.perm.iinet.net.au
203.59.19.89	PTR	203-59-19-89.perm.iinet.net.au
203.59.19.89	A	interactivesolutions.com.au
203.59.19.89	A	mail.shnay.net
203.59.19.90	PTR	ixodigital.com
203.59.19.90	A	www.thekardy.com
203.59.19.90	A	industrydrivertraining.com.au
203.59.19.91	PTR	ns1.ixocloud.com
203.59.19.92	A	dns2.hidden-treasure.info
203.59.19.98	A+PTR	203-59-19-98.perm.iinet.net.au
203.59.19.100	PTR	203-59-19-100.perm.iinet.net.au
203.59.19.105	PTR	gateway.tmconnects.com
203.59.19.105	A	wikiperth.org
203.59.19.105	A	trentmaydew.com
203.59.19.107	A+PTR	203-59-19-107.perm.iinet.net.au
203.59.19.110	A+PTR	203-59-19-110.perm.iinet.net.au
203.59.19.117	A+PTR	203-59-19-117.perm.iinet.net.au
203.59.19.121	PTR	203-59-19-121.perm.iinet.net.au
203.59.19.121	A	mail.primehyd.com.au
203.59.19.138	PTR	203-59-19-138.perm.iinet.net.au
203.59.19.138	A	mail.infinitigroup.com.au
203.59.19.145	A+PTR	203-59-19-145.perm.iinet.net.au
203.59.19.146	A+PTR	203-59-19-146.perm.iinet.net.au
203.59.19.161	A+PTR	203-59-19-161.perm.iinet.net.au
203.59.19.161	A	mail.ppsportal.com.au
203.59.19.162	PTR	203-59-19-162.perm.iinet.net.au
203.59.19.162	A	wragg.com.au
203.59.19.163	PTR	203-59-19-163.perm.iinet.net.au
203.59.19.164	PTR	203-59-19-164.perm.iinet.net.au
203.59.19.164	A	wragg.net.au
203.59.19.165	A+PTR	203-59-19-165.perm.iinet.net.au
203.59.19.165	A	ns2.accgroup.com.au
203.59.19.165	A	mx2.accgroup.com.au
203.59.19.168	PTR	203-59-19-168.perm.iinet.net.au
203.59.19.191	A+PTR	203-59-19-191.perm.iinet.net.au
203.59.19.191	A	fremantlemilk.com.au
203.59.19.194	A	mail.allwestgroup.com.au
203.59.19.196	A+PTR	203-59-19-196.perm.iinet.net.au
203.59.19.203	A+PTR	203-59-19-203.perm.iinet.net.au
203.59.19.229	PTR	203-59-19-229.perm.iinet.net.au
203.59.19.229	A	mail.hannoresources.com
203.59.19.229	A	mail.catalanminerals.com
203.59.19.233	PTR	203-59-19-233.perm.iinet.net.au
203.59.19.246	A	mail.nh-it.net
203.59.19.247	A	ezytrade.com.au
203.59.19.254	A+PTR	203-59-19-254.perm.iinet.net.au
203.59.19.254	A	mail.multiliving.com.au
203.59.19.254	A	mail.builton.com.au