Robtex

Up: 123.243.104.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 123.243.104.0/25
Down right: 123.243.104.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.243.104.35	A+PTR	123-243-104-35.static.tpgi.com.au
123.243.104.35	A	wandernet.net
123.243.104.100	PTR	123-243-104-100.static.tpgi.com.au
123.243.104.174	A+PTR	123-243-104-174.static.tpgi.com.au
123.243.104.174	A	rinco.ccbc.org.au
123.243.104.174	A	ns1.ccbc.org.au
123.243.104.180	PTR	123-243-104-180.static.tpgi.com.au
123.243.104.180	A	imustrememberthis.com.au
123.243.104.180	A	remindmeplease.com.au
123.243.104.200	PTR	mail.emagin8.com.au
123.243.104.210	A+PTR	123-243-104-210.static.tpgi.com.au