Robtex

Up: 220.240.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 220.240.16.0/23
Down right: 220.240.18.0/23

IP	Type	Hostname
220.240.16.13	PTR	220-240-16-13.tpgi.com.au
220.240.16.29	PTR	220-240-16-29.tpgi.com.au
220.240.16.51	PTR	220-240-16-51.tpgi.com.au
220.240.16.93	PTR	220-240-16-93.tpgi.com.au
220.240.16.178	PTR	220-240-16-178.tpgi.com.au
220.240.16.215	PTR	220-240-16-215.tpgi.com.au
220.240.16.250	PTR	220-240-16-250.tpgi.com.au
220.240.18.2	PTR	220-240-18-2.tpgi.com.au
220.240.18.2	A	2.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.18.25	PTR	25.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.18.74	PTR	74.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.18.76	A	gspot3000.no-ip.biz
220.240.18.78	PTR	78.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.18.132	PTR	132.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.18.138	PTR	138.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.18.167	PTR	167.18.240.220.dynamic.dsl.rns02-kent-syd.comindico.com.au
220.240.19.29	PTR	220-240-19-29.static.tpgi.com.au
220.240.19.40	PTR	220-240-19-40.static.tpgi.com.au
220.240.19.41	PTR	220-240-19-41.static.tpgi.com.au
220.240.19.44	PTR	220-240-19-44.static.tpgi.com.au
220.240.19.51	PTR	220-240-19-51.static.tpgi.com.au
220.240.19.86	PTR	220-240-19-86.static.tpgi.com.au
220.240.19.99	PTR	220-240-19-99.static.tpgi.com.au
220.240.19.133	PTR	220-240-19-133.static.tpgi.com.au
220.240.19.152	PTR	220-240-19-152.static.tpgi.com.au
220.240.19.187	PTR	220-240-19-187.static.tpgi.com.au
220.240.19.193	PTR	220-240-19-193.static.tpgi.com.au
220.240.19.202	PTR	220-240-19-202.static.tpgi.com.au
220.240.19.204	PTR	220-240-19-204.static.tpgi.com.au
220.240.19.211	PTR	220-240-19-211.static.tpgi.com.au
220.240.19.249	PTR	220-240-19-249.static.tpgi.com.au