Robtex

Up: 68.107.176.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 68.107.180.0/23
Down right: 68.107.182.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.107.180.3	A+PTR	wsip-68-107-180-3.ph.ph.cox.net
68.107.180.19	A+PTR	wsip-68-107-180-19.ph.ph.cox.net
68.107.180.23	A+PTR	wsip-68-107-180-23.ph.ph.cox.net
68.107.180.61	A+PTR	wsip-68-107-180-61.ph.ph.cox.net
68.107.180.63	A+PTR	wsip-68-107-180-63.ph.ph.cox.net
68.107.180.77	A+PTR	wsip-68-107-180-77.ph.ph.cox.net
68.107.180.83	A	mail.ganemjewelers.com
68.107.180.85	A+PTR	wsip-68-107-180-85.ph.ph.cox.net
68.107.180.107	A	mail.urologyaz.com
68.107.180.115	A+PTR	wsip-68-107-180-115.ph.ph.cox.net
68.107.180.122	A+PTR	wsip-68-107-180-122.ph.ph.cox.net
68.107.180.133	A+PTR	wsip-68-107-180-133.ph.ph.cox.net
68.107.180.149	A+PTR	wsip-68-107-180-149.ph.ph.cox.net
68.107.180.152	A+PTR	wsip-68-107-180-152.ph.ph.cox.net
68.107.180.176	A+PTR	wsip-68-107-180-176.ph.ph.cox.net
68.107.180.190	A+PTR	wsip-68-107-180-190.ph.ph.cox.net
68.107.180.202	A+PTR	wsip-68-107-180-202.ph.ph.cox.net
68.107.180.206	A+PTR	wsip-68-107-180-206.ph.ph.cox.net
68.107.180.209	A+PTR	wsip-68-107-180-209.ph.ph.cox.net
68.107.180.213	A+PTR	wsip-68-107-180-213.ph.ph.cox.net
68.107.180.247	A+PTR	wsip-68-107-180-247.ph.ph.cox.net
68.107.180.251	A+PTR	wsip-68-107-180-251.ph.ph.cox.net
68.107.181.50	A+PTR	wsip-68-107-181-50.ph.ph.cox.net
68.107.181.95	A+PTR	wsip-68-107-181-95.ph.ph.cox.net
68.107.181.108	A+PTR	wsip-68-107-181-108.ph.ph.cox.net
68.107.181.143	A+PTR	wsip-68-107-181-143.ph.ph.cox.net
68.107.181.151	A+PTR	wsip-68-107-181-151.ph.ph.cox.net
68.107.181.155	A+PTR	wsip-68-107-181-155.ph.ph.cox.net
68.107.181.156	PTR	mta0015a43a8e02.mm.ks.ks.cox.net
68.107.181.179	A+PTR	wsip-68-107-181-179.ph.ph.cox.net
68.107.181.179	A	mail.azassociatedsurgeons.com
68.107.181.203	A+PTR	wsip-68-107-181-203.ph.ph.cox.net
68.107.181.218	A+PTR	wsip-68-107-181-218.ph.ph.cox.net
68.107.181.228	A+PTR	wsip-68-107-181-228.ph.ph.cox.net
68.107.181.232	A+PTR	wsip-68-107-181-232.ph.ph.cox.net
68.107.182.5	A+PTR	wsip-68-107-182-5.ph.ph.cox.net
68.107.182.48	A+PTR	wsip-68-107-182-48.ph.ph.cox.net
68.107.182.52	A+PTR	wsip-68-107-182-52.ph.ph.cox.net
68.107.182.66	PTR	mta0015ceaa86e1.mm.ks.ks.cox.net
68.107.182.74	A	mail.vcdynamics.com
68.107.182.107	A+PTR	wsip-68-107-182-107.ph.ph.cox.net
68.107.182.157	A+PTR	wsip-68-107-182-157.ph.ph.cox.net
68.107.182.175	A+PTR	wsip-68-107-182-175.ph.ph.cox.net
68.107.182.254	A+PTR	wsip-68-107-182-254.ph.ph.cox.net
68.107.183.22	A+PTR	wsip-68-107-183-22.ph.ph.cox.net
68.107.183.30	A	owa.massatucson.org
68.107.183.30	A	admin.amstucson.org
68.107.183.35	A+PTR	wsip-68-107-183-35.ph.ph.cox.net
68.107.183.52	A+PTR	wsip-68-107-183-52.ph.ph.cox.net
68.107.183.52	A	mail.dusd27.org
68.107.183.52	A	mail.dusd.k12.az.us
68.107.183.61	A+PTR	wsip-68-107-183-61.ph.ph.cox.net
68.107.183.64	A	*.buhsd.org
68.107.183.64	A	imap.buhsd.org
68.107.183.64	A	mx.buhsd.org
68.107.183.70	A	barracuda.buhsd.org
68.107.183.70	A	mail.buhsd.org
68.107.183.72	A	webmail.buhsd.org
68.107.183.89	A+PTR	wsip-68-107-183-89.ph.ph.cox.net
68.107.183.98	A+PTR	wsip-68-107-183-98.ph.ph.cox.net
68.107.183.132	A	mail3.engenuity.com
68.107.183.132	A	mail2.engenuity.com
68.107.183.132	A	mail.engenuity.com
68.107.183.136	A	opensystemsproducts.com
68.107.183.146	A+PTR	wsip-68-107-183-146.ph.ph.cox.net
68.107.183.146	A	mail.ecico.com
68.107.183.184	A+PTR	wsip-68-107-183-184.ph.ph.cox.net
68.107.183.186	A+PTR	mail.genrx2u.com
68.107.183.186	A	mail.genrxmail.com
68.107.183.186	A	mail.horizon2u.com
68.107.183.188	A+PTR	wsip-68-107-183-188.ph.ph.cox.net
68.107.183.202	A+PTR	wsip-68-107-183-202.ph.ph.cox.net
68.107.183.213	A+PTR	wsip-68-107-183-213.ph.ph.cox.net
68.107.183.245	A+PTR	wsip-68-107-183-245.ph.ph.cox.net