Robtex

Up: 72.236.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.236.96.0/22
Down right: 72.236.100.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.236.101.1	A+PTR	roxanne.lwav.net
72.236.101.1	A	bluffcitypd.com
72.236.101.1	A	mail.bluffcitypd.com
72.236.101.2	PTR	maxine.lwav.net
72.236.101.50	A	mail.restonicjc.com
72.236.101.82	A+PTR	mail.cenergy.com
72.236.101.85	A	mailcleaner.cenergy.com
72.236.101.86	A	mail.stellarstudios.net
72.236.101.86	A	stellarstudios.net
72.236.101.158	A	mail.accmachprod.com
72.236.101.190	A	mail.wideners.com
72.236.101.198	A	72-236-101-198.static.lwav.net
72.236.101.254	A	hmail.qikhelp.com
72.236.101.254	A	*.resihelp.com
72.236.101.254	A	hmail.resihelp.com