Robtex

Up: 203.221.144.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.221.152.0/22
Down right: 203.221.156.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.221.152.0	A	0.152.221.203.dial.dynamic.acc02-moon-tow.comindico.com.au
203.221.152.129	A+PTR	129.152.221.203.dial.dynamic.acc02-moon-tow.comindico.com.au
203.221.153.0	A+PTR	0.153.221.203.dial.dynamic.acc02-moon-tow.comindico.com.au
203.221.153.41	A+PTR	41.153.221.203.dial.dynamic.acc02-moon-tow.comindico.com.au
203.221.153.41	A	gheetech.com
203.221.155.8	PTR	203-221-155-8.static.tpgi.com.au
203.221.155.11	PTR	203-221-155-11.static.tpgi.com.au
203.221.155.17	PTR	203-221-155-17.static.tpgi.com.au
203.221.155.40	PTR	203-221-155-40.static.tpgi.com.au
203.221.155.48	PTR	203-221-155-48.static.tpgi.com.au
203.221.155.51	PTR	203-221-155-51.static.tpgi.com.au
203.221.155.57	PTR	203-221-155-57.static.tpgi.com.au
203.221.155.64	PTR	203-221-155-64.static.tpgi.com.au
203.221.155.72	PTR	203-221-155-72.static.tpgi.com.au
203.221.155.74	PTR	203-221-155-74.static.tpgi.com.au
203.221.155.75	PTR	203-221-155-75.static.tpgi.com.au
203.221.155.80	PTR	203-221-155-80.static.tpgi.com.au
203.221.155.90	PTR	203-221-155-90.static.tpgi.com.au
203.221.155.104	PTR	203-221-155-104.static.tpgi.com.au
203.221.155.105	PTR	203-221-155-105.static.tpgi.com.au
203.221.155.114	PTR	203-221-155-114.static.tpgi.com.au
203.221.155.115	PTR	203-221-155-115.static.tpgi.com.au
203.221.155.120	PTR	203-221-155-120.static.tpgi.com.au
203.221.155.128	PTR	203-221-155-128.static.tpgi.com.au
203.221.155.136	PTR	203-221-155-136.static.tpgi.com.au
203.221.155.138	PTR	203-221-155-138.static.tpgi.com.au
203.221.155.144	PTR	203-221-155-144.static.tpgi.com.au
203.221.155.153	PTR	203-221-155-153.static.tpgi.com.au
203.221.155.161	PTR	203-221-155-161.static.tpgi.com.au
203.221.155.168	PTR	203-221-155-168.static.tpgi.com.au
203.221.155.185	PTR	203-221-155-185.static.tpgi.com.au
203.221.155.192	PTR	203-221-155-192.static.tpgi.com.au
203.221.155.194	PTR	203-221-155-194.static.tpgi.com.au
203.221.155.203	PTR	203-221-155-203.static.tpgi.com.au
203.221.155.208	PTR	203-221-155-208.static.tpgi.com.au
203.221.155.209	PTR	203-221-155-209.static.tpgi.com.au
203.221.155.224	PTR	203-221-155-224.static.tpgi.com.au
203.221.155.232	PTR	203-221-155-232.static.tpgi.com.au
203.221.155.233	PTR	203-221-155-233.static.tpgi.com.au
203.221.155.240	PTR	203-221-155-240.static.tpgi.com.au
203.221.155.243	PTR	203-221-155-243.static.tpgi.com.au
203.221.156.0	A+PTR	0.156.221.203.dial.dynamic.acc50-nort-cbr.comindico.com.au
203.221.156.108	A+PTR	108.156.221.203.dial.dynamic.acc50-nort-cbr.comindico.com.au
203.221.156.108	A	onetac.com.au
203.221.157.0	A	0.157.221.203.dial.dynamic.acc50-nort-cbr.comindico.com.au
203.221.158.106	A	mail.current.com.au
203.221.158.106	A	mail.styleicons.com.au
203.221.158.106	A	mail.professionalbeauty.com.au
203.221.159.27	PTR	27.159.221.203.unassigned.comindico.com.au
203.221.159.34	PTR	34.159.221.203.unassigned.comindico.com.au
203.221.159.82	PTR	82.159.221.203.unassigned.comindico.com.au
203.221.159.146	PTR	146.159.221.203.unassigned.comindico.com.au