Robtex

Up: 72.213.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 72.213.0.0/19
Down right: 72.213.32.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.213.0.0	A+PTR	ip72-213-0-0.om.om.cox.net
72.213.0.235	A	ip72-213-0-235.om.om.cox.net
72.213.1.194	A+PTR	ip72-213-1-194.om.om.cox.net
72.213.2.1	A+PTR	ip72-213-2-1.om.om.cox.net
72.213.2.2	A+PTR	ip72-213-2-2.om.om.cox.net
72.213.2.5	A	ip72-213-2-5.om.om.cox.net
72.213.2.9	A	ip72-213-2-9.om.om.cox.net
72.213.2.64	A+PTR	ip72-213-2-64.om.om.cox.net
72.213.2.66	A+PTR	ip72-213-2-66.om.om.cox.net
72.213.2.67	A+PTR	ip72-213-2-67.om.om.cox.net
72.213.2.68	A	ip72-213-2-68.om.om.cox.net
72.213.2.129	A+PTR	ip72-213-2-129.om.om.cox.net
72.213.2.131	A+PTR	ip72-213-2-131.om.om.cox.net
72.213.2.143	A	ip72-213-2-143.om.om.cox.net
72.213.2.145	A	ip72-213-2-145.om.om.cox.net
72.213.2.195	A+PTR	ip72-213-2-195.om.om.cox.net
72.213.2.197	A	ip72-213-2-197.om.om.cox.net
72.213.2.198	A	ip72-213-2-198.om.om.cox.net
72.213.2.199	A	ip72-213-2-199.om.om.cox.net
72.213.3.63	PTR	ip72-213-3-63.om.om.cox.net
72.213.3.87	A+PTR	ip72-213-3-87.om.om.cox.net
72.213.3.160	A	ftp.jeffprince.net
72.213.4.241	A	alexgoff.com
72.213.7.181	A	ip72-213-7-181.om.om.cox.net
72.213.7.186	A	ip72-213-7-186.om.om.cox.net
72.213.8.3	A	ip72-213-8-3.om.om.cox.net
72.213.8.37	A	ip72-213-8-37.om.om.cox.net
72.213.8.59	A	ip72-213-8-59.om.om.cox.net
72.213.8.101	A	ip72-213-8-101.om.om.cox.net
72.213.8.137	A	ip72-213-8-137.om.om.cox.net
72.213.8.159	A	ip72-213-8-159.om.om.cox.net
72.213.8.199	A	ip72-213-8-199.om.om.cox.net
72.213.11.48	A	lodnet.com
72.213.15.2	A+PTR	ip72-213-15-2.om.om.cox.net
72.213.16.2	A+PTR	ip72-213-16-2.om.om.cox.net
72.213.16.9	PTR	ip72-213-16-9.om.om.cox.net
72.213.16.163	A	ip72-213-16-163.om.om.cox.net
72.213.16.204	A+PTR	ip72-213-16-204.om.om.cox.net
72.213.17.136	A	ip72-213-17-136.om.om.cox.net
72.213.21.36	A+PTR	ip72-213-21-36.om.om.cox.net
72.213.21.72	A	zwartengineering.com
72.213.22.76	PTR	ip72-213-22-76.om.om.cox.net
72.213.23.110	PTR	ip72-213-23-110.om.om.cox.net
72.213.24.27	A+PTR	ip72-213-24-27.om.om.cox.net
72.213.24.32	PTR	ip72-213-24-32.om.om.cox.net
72.213.24.70	A+PTR	ip72-213-24-70.om.om.cox.net
72.213.24.240	A+PTR	ip72-213-24-240.om.om.cox.net
72.213.24.240	A	pettipoole.com
72.213.25.28	A	ip72-213-25-28.om.om.cox.net
72.213.25.30	A+PTR	ip72-213-25-30.om.om.cox.net
72.213.25.106	PTR	ip72-213-25-106.om.om.cox.net
72.213.25.195	A+PTR	ip72-213-25-195.om.om.cox.net
72.213.26.47	A	ip72-213-26-47.om.om.cox.net
72.213.26.86	A	ip72-213-26-86.om.om.cox.net
72.213.26.178	A	ip72-213-26-178.om.om.cox.net
72.213.26.198	A	ip72-213-26-198.om.om.cox.net
72.213.26.241	A	ip72-213-26-241.om.om.cox.net
72.213.28.16	A	ip72-213-28-16.om.om.cox.net
72.213.28.57	A+PTR	ip72-213-28-57.om.om.cox.net
72.213.28.130	A	omaha.thirddata.com
72.213.29.152	A+PTR	ip72-213-29-152.om.om.cox.net
72.213.29.152	A	omaha.thirddata.com
72.213.30.70	A	ip72-213-30-70.om.om.cox.net
72.213.30.94	A	ip72-213-30-94.om.om.cox.net
72.213.30.113	A	ip72-213-30-113.om.om.cox.net
72.213.30.255	A	ip72-213-30-255.om.om.cox.net
72.213.31.83	A	ip72-213-31-83.om.om.cox.net
72.213.31.143	A	ip72-213-31-143.om.om.cox.net
72.213.31.182	A	ip72-213-31-182.om.om.cox.net
72.213.31.240	A	ip72-213-31-240.om.om.cox.net
72.213.31.248	A	ip72-213-31-248.om.om.cox.net
72.213.32.2	A+PTR	ip72-213-32-2.om.om.cox.net
72.213.32.184	A+PTR	ip72-213-32-184.om.om.cox.net
72.213.34.2	A	ip72-213-34-2.om.om.cox.net
72.213.35.28	A+PTR	ip72-213-35-28.om.om.cox.net
72.213.35.28	A	desakiproject.com
72.213.35.28	A	roseandmarcus.net
72.213.36.51	A+PTR	ip72-213-36-51.om.om.cox.net
72.213.38.39	A	ip72-213-38-39.om.om.cox.net
72.213.38.130	A+PTR	ip72-213-38-130.om.om.cox.net
72.213.38.164	A	ip72-213-38-164.om.om.cox.net
72.213.38.237	A	ip72-213-38-237.om.om.cox.net
72.213.40.64	A	rnd0m.com
72.213.41.26	A+PTR	ip72-213-41-26.om.om.cox.net
72.213.41.26	A	ronmjks.com
72.213.41.46	A+PTR	ip72-213-41-46.om.om.cox.net
72.213.41.46	A	danmeester.com
72.213.44.41	A+PTR	ip72-213-44-41.om.om.cox.net
72.213.44.42	A+PTR	ip72-213-44-42.om.om.cox.net
72.213.44.137	A+PTR	ip72-213-44-137.om.om.cox.net
72.213.47.37	A+PTR	ip72-213-47-37.om.om.cox.net
72.213.47.61	A	mail.dancomputerman.com
72.213.47.143	A	ip72-213-47-143.om.om.cox.net
72.213.47.174	A+PTR	ip72-213-47-174.om.om.cox.net
72.213.47.174	A	rnd0m.com
72.213.47.200	A	ip72-213-47-200.om.om.cox.net
72.213.49.127	A+PTR	ip72-213-49-127.om.om.cox.net
72.213.49.241	A+PTR	ip72-213-49-241.om.om.cox.net
72.213.50.223	A+PTR	ip72-213-50-223.om.om.cox.net
72.213.53.41	A+PTR	ip72-213-53-41.om.om.cox.net
72.213.54.146	A+PTR	ip72-213-54-146.om.om.cox.net
72.213.55.52	A+PTR	ip72-213-55-52.om.om.cox.net
72.213.56.253	A+PTR	ip72-213-56-253.om.om.cox.net
72.213.56.253	A	zeletv.com
72.213.57.45	A+PTR	ip72-213-57-45.om.om.cox.net
72.213.57.227	A+PTR	ip72-213-57-227.om.om.cox.net
72.213.59.49	A+PTR	ip72-213-59-49.om.om.cox.net
72.213.59.86	A	casebeer.us
72.213.59.140	A	omahawoodfloors.com
72.213.60.145	A+PTR	ip72-213-60-145.om.om.cox.net
72.213.61.117	A	ns2.stewartplumbing.net
72.213.62.18	A	ns2.stewartplumbing.net
72.213.62.87	PTR	ip72-213-62-87.om.om.cox.net
72.213.62.100	A+PTR	ip72-213-62-100.om.om.cox.net
72.213.62.172	A+PTR	ip72-213-62-172.om.om.cox.net
72.213.63.63	A+PTR	ip72-213-63-63.om.om.cox.net