Robtex

Up: 123.243.166.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.167.0/25
Down right: 123.243.167.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.243.167.2	A+PTR	123-243-167-2.static.tpgi.com.au
123.243.167.7	A+PTR	123-243-167-7.static.tpgi.com.au
123.243.167.8	A+PTR	123-243-167-8.static.tpgi.com.au
123.243.167.10	A+PTR	123-243-167-10.static.tpgi.com.au
123.243.167.14	A+PTR	123-243-167-14.static.tpgi.com.au
123.243.167.18	A+PTR	123-243-167-18.static.tpgi.com.au
123.243.167.19	A	mail.infinitegroup.com.au
123.243.167.20	A+PTR	123-243-167-20.static.tpgi.com.au
123.243.167.21	A+PTR	123-243-167-21.static.tpgi.com.au
123.243.167.22	A	mail.bradco.com.au
123.243.167.23	A+PTR	123-243-167-23.static.tpgi.com.au
123.243.167.24	A+PTR	123-243-167-24.static.tpgi.com.au
123.243.167.25	A+PTR	123-243-167-25.static.tpgi.com.au
123.243.167.26	A+PTR	123-243-167-26.static.tpgi.com.au
123.243.167.36	A+PTR	123-243-167-36.static.tpgi.com.au
123.243.167.42	A+PTR	123-243-167-42.static.tpgi.com.au
123.243.167.43	A+PTR	123-243-167-43.static.tpgi.com.au
123.243.167.44	A+PTR	123-243-167-44.static.tpgi.com.au
123.243.167.46	A+PTR	123-243-167-46.static.tpgi.com.au
123.243.167.47	A+PTR	123-243-167-47.static.tpgi.com.au
123.243.167.49	A+PTR	123-243-167-49.static.tpgi.com.au
123.243.167.50	A+PTR	123-243-167-50.static.tpgi.com.au
123.243.167.59	A+PTR	123-243-167-59.static.tpgi.com.au
123.243.167.64	A+PTR	123-243-167-64.static.tpgi.com.au
123.243.167.68	A+PTR	123-243-167-68.static.tpgi.com.au
123.243.167.89	PTR	123-243-167-89.static.tpgi.com.au
123.243.167.94	A+PTR	123-243-167-94.static.tpgi.com.au
123.243.167.100	A+PTR	123-243-167-100.static.tpgi.com.au
123.243.167.104	A+PTR	123-243-167-104.static.tpgi.com.au
123.243.167.105	A+PTR	123-243-167-105.static.tpgi.com.au
123.243.167.108	A+PTR	123-243-167-108.static.tpgi.com.au
123.243.167.111	A+PTR	123-243-167-111.static.tpgi.com.au
123.243.167.112	A+PTR	123-243-167-112.static.tpgi.com.au
123.243.167.115	A+PTR	123-243-167-115.static.tpgi.com.au
123.243.167.119	A+PTR	123-243-167-119.static.tpgi.com.au
123.243.167.123	A+PTR	123-243-167-123.static.tpgi.com.au
123.243.167.126	A+PTR	123-243-167-126.static.tpgi.com.au
123.243.167.128	A+PTR	123-243-167-128.static.tpgi.com.au
123.243.167.130	A+PTR	123-243-167-130.static.tpgi.com.au
123.243.167.139	A+PTR	123-243-167-139.static.tpgi.com.au
123.243.167.140	A+PTR	123-243-167-140.static.tpgi.com.au
123.243.167.145	A	123-243-167-145.static.tpgi.com.au
123.243.167.147	A+PTR	123-243-167-147.static.tpgi.com.au
123.243.167.148	A+PTR	123-243-167-148.static.tpgi.com.au
123.243.167.153	A+PTR	123-243-167-153.static.tpgi.com.au
123.243.167.161	A+PTR	123-243-167-161.static.tpgi.com.au
123.243.167.164	A+PTR	123-243-167-164.static.tpgi.com.au
123.243.167.166	A+PTR	123-243-167-166.static.tpgi.com.au
123.243.167.168	A+PTR	123-243-167-168.static.tpgi.com.au
123.243.167.170	A+PTR	123-243-167-170.static.tpgi.com.au
123.243.167.171	A+PTR	123-243-167-171.static.tpgi.com.au
123.243.167.173	A+PTR	123-243-167-173.static.tpgi.com.au
123.243.167.174	A+PTR	123-243-167-174.static.tpgi.com.au
123.243.167.178	A+PTR	123-243-167-178.static.tpgi.com.au
123.243.167.186	A+PTR	123-243-167-186.static.tpgi.com.au
123.243.167.187	A+PTR	123-243-167-187.static.tpgi.com.au
123.243.167.189	A+PTR	123-243-167-189.static.tpgi.com.au
123.243.167.190	A+PTR	123-243-167-190.static.tpgi.com.au
123.243.167.192	A+PTR	123-243-167-192.static.tpgi.com.au
123.243.167.199	A+PTR	123-243-167-199.static.tpgi.com.au
123.243.167.207	A+PTR	123-243-167-207.static.tpgi.com.au
123.243.167.208	A+PTR	123-243-167-208.static.tpgi.com.au
123.243.167.215	A+PTR	123-243-167-215.static.tpgi.com.au
123.243.167.224	A+PTR	123-243-167-224.static.tpgi.com.au
123.243.167.228	A+PTR	123-243-167-228.static.tpgi.com.au
123.243.167.232	A+PTR	123-243-167-232.static.tpgi.com.au
123.243.167.233	A+PTR	123-243-167-233.static.tpgi.com.au
123.243.167.236	A+PTR	123-243-167-236.static.tpgi.com.au
123.243.167.236	A	ns2.mjhall.com.au
123.243.167.236	A	redback.tims.net.au
123.243.167.240	A+PTR	123-243-167-240.static.tpgi.com.au
123.243.167.240	A	subtechservices.com.au
123.243.167.245	A+PTR	123-243-167-245.static.tpgi.com.au
123.243.167.246	A+PTR	123-243-167-246.static.tpgi.com.au
123.243.167.252	A+PTR	123-243-167-252.static.tpgi.com.au
123.243.167.254	A+PTR	123-243-167-254.static.tpgi.com.au
123.243.167.255	A+PTR	123-243-167-255.static.tpgi.com.au