Robtex

Up: 216.68.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 216.68.140.0/23
Down right: 216.68.142.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.68.140.18	PTR	18.140.68.216.ded-dsl.fuse.net
216.68.140.54	PTR	crandr.com
216.68.140.110	A	nacpallc.com
216.68.140.130	A	valengroup.com
216.68.140.130	A	valenlicensing.net
216.68.140.130	A	valenlicensing.com
216.68.140.146	PTR	mail.diehlsteel.com
216.68.140.178	A	eng01-mail01.syskadentistry.com
216.68.141.6	A	mx1.cintest.com
216.68.141.13	A	bdradiology.net
216.68.141.58	A	www.corbettnews.com
216.68.141.138	PTR	him-ria.com
216.68.141.138	PTR	horter-ria.com
216.68.141.138	PTR	him-ria.net
216.68.141.202	A	eastgatepools.net
216.68.141.202	A	mail.eastgatepools.net
216.68.141.202	A	eastgateinternal.net
216.68.141.210	PTR	mail.turnpop.com
216.68.141.210	A	mail.tgraham.com
216.68.141.246	A	cannon.mcfarland.cc
216.68.141.246	A	mail.mcfarland.cc
216.68.141.246	A	ns.mcfarland.cc
216.68.141.254	PTR	dns1.abelardo.com
216.68.141.254	PTR	mail1.abelardo.com
216.68.142.90	PTR	90.142.68.216.ded-dsl.fuse.net
216.68.142.90	A	lucidmultimedia.com
216.68.142.186	A	mail.cincinnatigasket.com
216.68.143.114	A	mail.marittvoglergroup.com
216.68.143.118	PTR	118.143.68.216.ded-dsl.fuse.net
216.68.143.118	A	mail.mechfin.com
216.68.143.118	A	mail.deepfrieddiesel.net