Robtex

Up: 68.15.224.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 68.15.226.0/24
Down right: 68.15.227.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.15.226.3	A+PTR	wsip-68-15-226-3.om.om.cox.net
68.15.226.9	A+PTR	wsip-68-15-226-9.om.om.cox.net
68.15.226.11	A+PTR	wsip-68-15-226-11.om.om.cox.net
68.15.226.19	A+PTR	wsip-68-15-226-19.om.om.cox.net
68.15.226.20	A+PTR	wsip-68-15-226-20.om.om.cox.net
68.15.226.21	A+PTR	wsip-68-15-226-21.om.om.cox.net
68.15.226.27	PTR	mature-resources.com
68.15.226.28	A	mail.alrsys.com
68.15.226.29	A	clt133.uesomaha.com
68.15.226.30	A+PTR	wsip-68-15-226-30.om.om.cox.net
68.15.226.36	A	primadistribution.com
68.15.226.42	A+PTR	wsip-68-15-226-42.om.om.cox.net
68.15.226.44	A+PTR	wsip-68-15-226-44.om.om.cox.net
68.15.226.46	A+PTR	wsip-68-15-226-46.om.om.cox.net
68.15.226.47	A+PTR	wsip-68-15-226-47.om.om.cox.net
68.15.226.48	A+PTR	wsip-68-15-226-48.om.om.cox.net
68.15.226.49	A+PTR	wsip-68-15-226-49.om.om.cox.net
68.15.226.51	A+PTR	wsip-68-15-226-51.om.om.cox.net
68.15.226.52	A+PTR	wsip-68-15-226-52.om.om.cox.net
68.15.226.54	PTR	pocketfoldersfast.com
68.15.226.54	A	mail.wright-print.com
68.15.226.56	A	mail.bandfolderpress.com
68.15.226.59	A+PTR	wsip-68-15-226-59.om.om.cox.net
68.15.226.61	A+PTR	wsip-68-15-226-61.om.om.cox.net
68.15.226.62	A+PTR	wsip-68-15-226-62.om.om.cox.net
68.15.226.65	A+PTR	wsip-68-15-226-65.om.om.cox.net
68.15.226.67	A+PTR	wsip-68-15-226-67.om.om.cox.net
68.15.226.68	A	mail.nolljobs.com
68.15.226.70	A+PTR	wsip-68-15-226-70.om.om.cox.net
68.15.226.72	PTR	fw3.hayes-cpa.com
68.15.226.89	A+PTR	wsip-68-15-226-89.om.om.cox.net
68.15.226.90	A+PTR	wsip-68-15-226-90.om.om.cox.net
68.15.226.94	A+PTR	wsip-68-15-226-94.om.om.cox.net
68.15.226.98	A	mail.rightathome.net
68.15.226.103	A+PTR	wsip-68-15-226-103.om.om.cox.net
68.15.226.114	A+PTR	wsip-68-15-226-114.om.om.cox.net
68.15.226.117	A	mail.electricalproductsco.com
68.15.226.117	A	ems.electricalproductsco.com
68.15.226.120	A+PTR	wsip-68-15-226-120.om.om.cox.net
68.15.226.132	A+PTR	wsip-68-15-226-132.om.om.cox.net
68.15.226.139	A+PTR	wsip-68-15-226-139.om.om.cox.net
68.15.226.144	A+PTR	wsip-68-15-226-144.om.om.cox.net
68.15.226.146	A+PTR	wsip-68-15-226-146.om.om.cox.net
68.15.226.147	A+PTR	wsip-68-15-226-147.om.om.cox.net
68.15.226.150	A+PTR	wsip-68-15-226-150.om.om.cox.net
68.15.226.151	A+PTR	wsip-68-15-226-151.om.om.cox.net
68.15.226.152	A+PTR	wsip-68-15-226-152.om.om.cox.net
68.15.226.153	PTR	germanhour.com
68.15.226.159	A	mail.thedigz.com
68.15.226.161	A+PTR	wsip-68-15-226-161.om.om.cox.net
68.15.226.162	A+PTR	wsip-68-15-226-162.om.om.cox.net
68.15.226.165	A+PTR	wsip-68-15-226-165.om.om.cox.net
68.15.226.166	A+PTR	wsip-68-15-226-166.om.om.cox.net
68.15.226.170	A+PTR	wsip-68-15-226-170.om.om.cox.net
68.15.226.173	A+PTR	wsip-68-15-226-173.om.om.cox.net
68.15.226.178	A+PTR	marmsbs.marm.net
68.15.226.178	A	mail.marm.net
68.15.226.182	A+PTR	wsip-68-15-226-182.om.om.cox.net
68.15.226.189	A+PTR	wsip-68-15-226-189.om.om.cox.net
68.15.226.194	A+PTR	wsip-68-15-226-194.om.om.cox.net
68.15.226.198	A+PTR	wsip-68-15-226-198.om.om.cox.net
68.15.226.207	A+PTR	wsip-68-15-226-207.om.om.cox.net
68.15.226.214	PTR	wsip-68-15-226-214.om.om.cox.net
68.15.226.215	A+PTR	wsip-68-15-226-215.om.om.cox.net
68.15.226.217	A+PTR	wsip-68-15-226-217.om.om.cox.net
68.15.226.221	A+PTR	wsip-68-15-226-221.om.om.cox.net
68.15.226.227	A+PTR	wsip-68-15-226-227.om.om.cox.net
68.15.226.230	A+PTR	wsip-68-15-226-230.om.om.cox.net
68.15.226.231	A+PTR	wsip-68-15-226-231.om.om.cox.net
68.15.226.234	A+PTR	wsip-68-15-226-234.om.om.cox.net
68.15.226.236	A+PTR	wsip-68-15-226-236.om.om.cox.net
68.15.226.237	A+PTR	wsip-68-15-226-237.om.om.cox.net
68.15.226.239	A+PTR	wsip-68-15-226-239.om.om.cox.net
68.15.226.240	A+PTR	wsip-68-15-226-240.om.om.cox.net
68.15.226.242	A+PTR	wsip-68-15-226-242.om.om.cox.net
68.15.226.243	PTR	wsip-68-15-226-243.om.om.cox.net
68.15.226.243	A	catchintelligence.com
68.15.226.243	A	mail.peopleservices.biz
68.15.226.247	A+PTR	wsip-68-15-226-247.om.om.cox.net
68.15.226.253	A+PTR	wsip-68-15-226-253.om.om.cox.net
68.15.227.0	A	mail.allianceomaha.com
68.15.227.36	PTR	wsip-68-15-227-36.om.om.cox.net
68.15.227.36	A	jeff-bane.com
68.15.227.38	PTR	wsip-68-15-227-38.om.om.cox.net
68.15.227.38	A	thebanes.com
68.15.227.48	A	mail.fdjlaw.com
68.15.227.51	PTR	wsip-68-15-227-51.om.om.cox.net
68.15.227.51	A	electricstats.com
68.15.227.71	PTR	fceserv1.fceomaha.org
68.15.227.93	A	wsip-68-15-227-93.om.om.cox.net
68.15.227.130	A+PTR	wsip-68-15-227-130.om.om.cox.net
68.15.227.139	A+PTR	mail.rbjh.com
68.15.227.141	A	mail.arborfamilycounseling.com
68.15.227.194	PTR	wsip-68-15-227-194.om.om.cox.net
68.15.227.194	A	oci-inc.com
68.15.227.194	A	mail.oci-inc.com
68.15.227.195	PTR	mail.derrhowell.com
68.15.227.236	PTR	mail.itlm.com
68.15.227.238	A	desmoines.midcomp.com
68.15.227.239	A	mail4.midcomp.com