Robtex

Up: 123.243.175.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.175.128/26
Down right: 123.243.175.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.243.175.128	A+PTR	123-243-175-128.static.tpgi.com.au
123.243.175.131	A+PTR	123-243-175-131.static.tpgi.com.au
123.243.175.133	A+PTR	123-243-175-133.static.tpgi.com.au
123.243.175.135	A+PTR	123-243-175-135.static.tpgi.com.au
123.243.175.137	A+PTR	123-243-175-137.static.tpgi.com.au
123.243.175.141	A+PTR	123-243-175-141.static.tpgi.com.au
123.243.175.143	A+PTR	123-243-175-143.static.tpgi.com.au
123.243.175.145	A+PTR	123-243-175-145.static.tpgi.com.au
123.243.175.146	A+PTR	123-243-175-146.static.tpgi.com.au
123.243.175.150	PTR	mx2.actrix.net
123.243.175.150	A	mail.propellor-network.net
123.243.175.150	A	mx1.actrix.net
123.243.175.157	PTR	123-243-175-157.static.tpgi.com.au
123.243.175.177	A+PTR	123-243-175-177.static.tpgi.com.au
123.243.175.178	A+PTR	123-243-175-178.static.tpgi.com.au
123.243.175.181	A+PTR	123-243-175-181.static.tpgi.com.au
123.243.175.185	A+PTR	123-243-175-185.static.tpgi.com.au
123.243.175.186	A+PTR	123-243-175-186.static.tpgi.com.au
123.243.175.192	A+PTR	123-243-175-192.static.tpgi.com.au
123.243.175.194	A+PTR	123-243-175-194.static.tpgi.com.au
123.243.175.198	A+PTR	123-243-175-198.static.tpgi.com.au
123.243.175.201	A+PTR	123-243-175-201.static.tpgi.com.au
123.243.175.202	A+PTR	123-243-175-202.static.tpgi.com.au
123.243.175.203	A+PTR	123-243-175-203.static.tpgi.com.au
123.243.175.205	A+PTR	123-243-175-205.static.tpgi.com.au
123.243.175.207	A+PTR	123-243-175-207.static.tpgi.com.au
123.243.175.214	A+PTR	123-243-175-214.static.tpgi.com.au
123.243.175.215	A+PTR	123-243-175-215.static.tpgi.com.au
123.243.175.219	A+PTR	123-243-175-219.static.tpgi.com.au
123.243.175.221	A+PTR	123-243-175-221.static.tpgi.com.au
123.243.175.223	A+PTR	123-243-175-223.static.tpgi.com.au
123.243.175.231	A+PTR	123-243-175-231.static.tpgi.com.au
123.243.175.234	A+PTR	123-243-175-234.static.tpgi.com.au
123.243.175.235	A+PTR	123-243-175-235.static.tpgi.com.au
123.243.175.239	A+PTR	123-243-175-239.static.tpgi.com.au
123.243.175.241	A+PTR	123-243-175-241.static.tpgi.com.au
123.243.175.245	A+PTR	123-243-175-245.static.tpgi.com.au
123.243.175.251	A+PTR	123-243-175-251.static.tpgi.com.au
123.243.175.254	A+PTR	123-243-175-254.static.tpgi.com.au
123.243.175.255	A+PTR	123-243-175-255.static.tpgi.com.au