Robtex

Up: 123.243.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.56.0/22
Down right: 123.243.60.0/22

IP	Type	Hostname
123.243.56.63	A	123-243-56-63.tpgi.com.au
123.243.56.87	A	123-243-56-87.static.tpgi.com.au
123.243.56.100	A	123-243-56-100.tpgi.com.au
123.243.56.209	A	sexynails.com.au
123.243.56.213	A	123-243-56-213.tpgi.com.au
123.243.57.234	PTR	123-243-57-234.static.tpgi.com.au
123.243.58.60	A	123-243-58-60.static.tpgi.com.au
123.243.59.16	A	123-243-59-16.tpgi.com.au
123.243.61.55	A	mail2.swphysio.com.au
123.243.61.55	A	mail.toneupweightloss.com
123.243.61.55	A	mail.southwestphysiotherapy.com
123.243.62.8	A+PTR	123-243-62-8.static.tpgi.com.au
123.243.62.12	A	mail.tgs-aust.com.au
123.243.62.48	A	impresselectrical.com.au
123.243.62.64	A+PTR	123-243-62-64.static.tpgi.com.au
123.243.62.71	A	khmerfuture.net
123.243.62.130	A	123-243-62-130.static.tpgi.com.au
123.243.62.133	A	123-243-62-133.static.tpgi.com.au
123.243.62.170	A+PTR	123-243-62-170.static.tpgi.com.au
123.243.62.174	A	123-243-62-174.static.tpgi.com.au
123.243.62.181	A	123-243-62-181.static.tpgi.com.au
123.243.63.66	A	123-243-63-66.static.tpgi.com.au
123.243.63.74	A	123-243-63-74.static.tpgi.com.au
123.243.63.80	A	123-243-63-80.static.tpgi.com.au
123.243.63.134	A	123-243-63-134.static.tpgi.com.au