Robtex

Up: 123.243.120.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.124.0/23
Down right: 123.243.126.0/23

IP	Type	Hostname
123.243.124.21	A+PTR	123-243-124-21.static.tpgi.com.au
123.243.124.74	A+PTR	123-243-124-74.static.tpgi.com.au
123.243.124.81	PTR	necropolis.com.au
123.243.124.136	A	epicjame.com
123.243.125.7	A	bolivia-experience.com
123.243.125.7	A	langthaler.eu
123.243.125.7	A	bolivianadventure.com
123.243.125.36	PTR	123-243-125-36.static.tpgi.com.au
123.243.125.125	A	hoppingtons.com
123.243.125.125	A	carlyhonan.com
123.243.125.144	PTR	123-243-125-144.static.tpgi.com.au
123.243.125.144	A	just-for.me.uk
123.243.126.1	A+PTR	123-243-126-1.static.tpgi.com.au
123.243.126.22	A+PTR	123-243-126-22.static.tpgi.com.au
123.243.126.26	A+PTR	123-243-126-26.static.tpgi.com.au
123.243.126.29	PTR	mail.tcrc.com.au
123.243.126.32	A+PTR	123-243-126-32.static.tpgi.com.au
123.243.126.41	A	mail.271-bluff-road.com
123.243.126.41	A	271-bluff-road.com
123.243.126.41	A	unit-2.271-bluff-road.com
123.243.126.49	A+PTR	123-243-126-49.static.tpgi.com.au
123.243.126.84	PTR	123-243-126-84.static.tpgi.com.au
123.243.126.95	A+PTR	123-243-126-95.static.tpgi.com.au
123.243.126.103	A+PTR	123-243-126-103.static.tpgi.com.au
123.243.126.107	A+PTR	123-243-126-107.static.tpgi.com.au
123.243.126.155	A	123-243-126-155.static.tpgi.com.au
123.243.126.186	A+PTR	123-243-126-186.static.tpgi.com.au
123.243.126.201	A+PTR	123-243-126-201.static.tpgi.com.au
123.243.126.206	A+PTR	123-243-126-206.static.tpgi.com.au
123.243.126.234	A+PTR	123-243-126-234.static.tpgi.com.au
123.243.126.237	A+PTR	123-243-126-237.static.tpgi.com.au
123.243.126.245	A+PTR	123-243-126-245.static.tpgi.com.au
123.243.126.255	A+PTR	123-243-126-255.static.tpgi.com.au
123.243.127.1	A	123-243-127-1.static.tpgi.com.au
123.243.127.64	PTR	123-243-127-64.static.tpgi.com.au
123.243.127.64	A	mail.bolderstons.com.au
123.243.127.91	A	lequanghung.com
123.243.127.110	A	*.colche.com
123.243.127.110	A	www.colche.com
123.243.127.178	A+PTR	remote.ares.com.au