Robtex

Up: 220.240.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 220.240.72.0/23
Down right: 220.240.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.240.72.17	PTR	220-240-72-17.static.tpgi.com.au
220.240.72.89	PTR	220-240-72-89.static.tpgi.com.au
220.240.72.120	PTR	220-240-72-120.static.tpgi.com.au
220.240.72.120	A	scoutgroupmanager.com
220.240.72.120	A	dougchapman.com.au
220.240.73.68	PTR	220-240-73-68.static.tpgi.com.au
220.240.73.110	PTR	220-240-73-110.static.tpgi.com.au
220.240.73.131	PTR	220-240-73-131.static.tpgi.com.au
220.240.74.8	PTR	220-240-74-8.static.tpgi.com.au
220.240.74.25	PTR	220-240-74-25.static.tpgi.com.au
220.240.74.106	PTR	220-240-74-106.static.tpgi.com.au
220.240.74.154	PTR	220-240-74-154.static.tpgi.com.au
220.240.74.159	PTR	220-240-74-159.static.tpgi.com.au
220.240.74.184	PTR	220-240-74-184.static.tpgi.com.au
220.240.74.185	PTR	220-240-74-185.static.tpgi.com.au
220.240.74.231	PTR	220-240-74-231.static.tpgi.com.au
220.240.74.246	PTR	220-240-74-246.static.tpgi.com.au
220.240.74.247	PTR	220-240-74-247.static.tpgi.com.au