Robtex

Up: 123.243.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.140.0/23
Down right: 123.243.142.0/23

IP	Type	Hostname
123.243.140.7	A+PTR	123-243-140-7.static.tpgi.com.au
123.243.140.31	A	gordonmob.com
123.243.140.38	A+PTR	123-243-140-38.static.tpgi.com.au
123.243.140.40	A+PTR	123-243-140-40.static.tpgi.com.au
123.243.140.51	A+PTR	123-243-140-51.static.tpgi.com.au
123.243.140.68	A+PTR	123-243-140-68.static.tpgi.com.au
123.243.140.85	A+PTR	123-243-140-85.static.tpgi.com.au
123.243.140.123	A+PTR	123-243-140-123.static.tpgi.com.au
123.243.140.123	A	mail.sha.net.au
123.243.140.130	A+PTR	123-243-140-130.static.tpgi.com.au
123.243.140.170	A+PTR	123-243-140-170.static.tpgi.com.au
123.243.140.196	PTR	smtp.cimedicine.com.au
123.243.140.210	A+PTR	123-243-140-210.static.tpgi.com.au
123.243.140.221	A+PTR	123-243-140-221.static.tpgi.com.au
123.243.140.227	A+PTR	123-243-140-227.static.tpgi.com.au
123.243.140.231	A+PTR	123-243-140-231.static.tpgi.com.au
123.243.141.4	A+PTR	123-243-141-4.static.tpgi.com.au
123.243.141.6	A+PTR	123-243-141-6.static.tpgi.com.au
123.243.141.25	A+PTR	123-243-141-25.static.tpgi.com.au
123.243.141.34	PTR	123-243-141-34.static.tpgi.com.au
123.243.141.34	A	sumble.com
123.243.141.39	A+PTR	123-243-141-39.static.tpgi.com.au
123.243.141.69	A+PTR	123-243-141-69.static.tpgi.com.au
123.243.141.83	A+PTR	123-243-141-83.static.tpgi.com.au
123.243.141.88	A+PTR	123-243-141-88.static.tpgi.com.au
123.243.141.95	A+PTR	123-243-141-95.static.tpgi.com.au
123.243.141.98	A+PTR	123-243-141-98.static.tpgi.com.au
123.243.141.105	A+PTR	123-243-141-105.static.tpgi.com.au
123.243.141.118	A+PTR	123-243-141-118.static.tpgi.com.au
123.243.141.138	A+PTR	123-243-141-138.static.tpgi.com.au
123.243.141.146	A+PTR	123-243-141-146.static.tpgi.com.au
123.243.141.147	A+PTR	123-243-141-147.static.tpgi.com.au
123.243.141.148	A+PTR	123-243-141-148.static.tpgi.com.au
123.243.141.164	A+PTR	123-243-141-164.static.tpgi.com.au
123.243.141.173	A+PTR	123-243-141-173.static.tpgi.com.au
123.243.141.178	A+PTR	123-243-141-178.static.tpgi.com.au
123.243.141.192	A+PTR	123-243-141-192.static.tpgi.com.au
123.243.141.193	A+PTR	123-243-141-193.static.tpgi.com.au
123.243.141.200	A+PTR	123-243-141-200.static.tpgi.com.au
123.243.141.205	PTR	123-243-141-205.static.tpgi.com.au
123.243.141.220	A+PTR	123-243-141-220.static.tpgi.com.au
123.243.141.245	PTR	123-243-141-245.static.tpgi.com.au
123.243.141.250	A+PTR	123-243-141-250.static.tpgi.com.au
123.243.142.75	A+PTR	123-243-142-75.static.tpgi.com.au
123.243.142.75	A	oslinux.com.au
123.243.142.75	A	mail.oslinux.com.au
123.243.142.95	A	tenerys.com.au
123.243.142.95	A	landscapelink.com.au
123.243.142.95	A	mail.landscapelink.com.au
123.243.142.144	A	mail.edgeprojects.com.au
123.243.142.217	A+PTR	123-243-142-217.static.tpgi.com.au
123.243.142.218	PTR	123-243-142-218.static.tpgi.com.au
123.243.142.218	A	mail.nssup.com.au
123.243.143.44	PTR	123-243-143-44.tpgi.com.au
123.243.143.44	A	mailold.calent.com.au
123.243.143.47	A	123-243-143-47.tpgi.com.au
123.243.143.63	A	jaxtal.com.au
123.243.143.172	A	mx2.fronditha.org
123.243.143.177	A+PTR	123-243-143-177.tpgi.com.au
123.243.143.211	PTR	123-243-143-211.tpgi.com.au
123.243.143.242	A	123-243-143-242.static.tpgi.com.au