Robtex

Up: 68.84.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 68.84.160.0/20
Down right: 68.84.176.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.84.160.102	PTR	c-68-84-160-102.hsd1.mi.comcast.net
68.84.162.107	PTR	c-68-84-162-107.hsd1.mi.comcast.net
68.84.162.182	A+PTR	c-68-84-162-182.hsd1.mi.comcast.net
68.84.163.219	PTR	c-68-84-163-219.hsd1.mi.comcast.net
68.84.164.179	A+PTR	c-68-84-164-179.hsd1.mi.comcast.net
68.84.164.230	A+PTR	c-68-84-164-230.hsd1.mi.comcast.net
68.84.165.59	A+PTR	c-68-84-165-59.hsd1.mi.comcast.net
68.84.165.59	A	barbyockeylaw.com
68.84.165.63	A+PTR	c-68-84-165-63.hsd1.mi.comcast.net
68.84.165.165	A+PTR	c-68-84-165-165.hsd1.mi.comcast.net
68.84.166.67	PTR	c-68-84-166-67.hsd1.mi.comcast.net
68.84.166.114	A	c-68-84-166-114.hsd1.mi.comcast.net
68.84.168.53	A+PTR	c-68-84-168-53.hsd1.mi.comcast.net
68.84.168.183	A+PTR	c-68-84-168-183.hsd1.mi.comcast.net
68.84.168.248	PTR	c-68-84-168-248.hsd1.mi.comcast.net
68.84.169.60	A+PTR	c-68-84-169-60.hsd1.mi.comcast.net
68.84.169.147	A+PTR	c-68-84-169-147.hsd1.mi.comcast.net
68.84.171.51	A+PTR	c-68-84-171-51.hsd1.mi.comcast.net
68.84.171.167	A+PTR	c-68-84-171-167.hsd1.mi.comcast.net
68.84.171.167	A	williamarendell.com
68.84.172.203	A+PTR	c-68-84-172-203.hsd1.mi.comcast.net
68.84.173.41	A	www.binarybeach.com
68.84.174.231	A+PTR	c-68-84-174-231.hsd1.mi.comcast.net
68.84.175.7	A	c-68-84-175-7.hsd1.mi.comcast.net
68.84.175.16	A	c-68-84-175-16.hsd1.mi.comcast.net
68.84.175.19	A	c-68-84-175-19.hsd1.mi.comcast.net
68.84.175.29	A	c-68-84-175-29.hsd1.mi.comcast.net
68.84.175.37	A	c-68-84-175-37.hsd1.mi.comcast.net
68.84.175.38	A	c-68-84-175-38.hsd1.mi.comcast.net
68.84.175.46	A	c-68-84-175-46.hsd1.mi.comcast.net
68.84.175.47	A	c-68-84-175-47.hsd1.mi.comcast.net
68.84.175.64	A+PTR	c-68-84-175-64.hsd1.mi.comcast.net
68.84.175.68	A	c-68-84-175-68.hsd1.mi.comcast.net
68.84.175.77	A	c-68-84-175-77.hsd1.mi.comcast.net
68.84.175.89	A	c-68-84-175-89.hsd1.mi.comcast.net
68.84.175.96	A+PTR	c-68-84-175-96.hsd1.mi.comcast.net
68.84.175.103	A	c-68-84-175-103.hsd1.mi.comcast.net
68.84.175.104	A	c-68-84-175-104.hsd1.mi.comcast.net
68.84.175.105	A	c-68-84-175-105.hsd1.mi.comcast.net
68.84.175.130	A+PTR	c-68-84-175-130.hsd1.mi.comcast.net
68.84.175.143	A	c-68-84-175-143.hsd1.mi.comcast.net
68.84.175.158	A	c-68-84-175-158.hsd1.mi.comcast.net
68.84.175.163	A+PTR	c-68-84-175-163.hsd1.mi.comcast.net
68.84.175.166	A	c-68-84-175-166.hsd1.mi.comcast.net
68.84.175.183	A	c-68-84-175-183.hsd1.mi.comcast.net
68.84.175.185	A	c-68-84-175-185.hsd1.mi.comcast.net
68.84.175.192	A+PTR	c-68-84-175-192.hsd1.mi.comcast.net
68.84.175.200	A	c-68-84-175-200.hsd1.mi.comcast.net
68.84.175.206	A	c-68-84-175-206.hsd1.mi.comcast.net
68.84.175.216	A	c-68-84-175-216.hsd1.mi.comcast.net
68.84.175.254	A	c-68-84-175-254.hsd1.mi.comcast.net
68.84.176.23	A+PTR	c-68-84-176-23.hsd1.mi.comcast.net
68.84.176.219	PTR	c-68-84-176-219.hsd1.mi.comcast.net
68.84.176.243	A+PTR	c-68-84-176-243.hsd1.mi.comcast.net
68.84.177.0	A+PTR	c-68-84-177-0.hsd1.mi.comcast.net
68.84.177.2	A	c-68-84-177-2.hsd1.mi.comcast.net
68.84.177.5	A	c-68-84-177-5.hsd1.mi.comcast.net
68.84.177.6	A	c-68-84-177-6.hsd1.mi.comcast.net
68.84.177.33	A+PTR	c-68-84-177-33.hsd1.mi.comcast.net
68.84.177.36	A	c-68-84-177-36.hsd1.mi.comcast.net
68.84.177.42	A	c-68-84-177-42.hsd1.mi.comcast.net
68.84.177.46	A	c-68-84-177-46.hsd1.mi.comcast.net
68.84.177.73	A	c-68-84-177-73.hsd1.mi.comcast.net
68.84.177.85	A	c-68-84-177-85.hsd1.mi.comcast.net
68.84.177.89	A	c-68-84-177-89.hsd1.mi.comcast.net
68.84.177.95	A	c-68-84-177-95.hsd1.mi.comcast.net
68.84.177.99	A+PTR	c-68-84-177-99.hsd1.mi.comcast.net
68.84.177.109	A	c-68-84-177-109.hsd1.mi.comcast.net
68.84.177.112	A	c-68-84-177-112.hsd1.mi.comcast.net
68.84.177.113	A	c-68-84-177-113.hsd1.mi.comcast.net
68.84.177.135	A	c-68-84-177-135.hsd1.mi.comcast.net
68.84.177.142	A	c-68-84-177-142.hsd1.mi.comcast.net
68.84.177.145	A	c-68-84-177-145.hsd1.mi.comcast.net
68.84.177.147	A	c-68-84-177-147.hsd1.mi.comcast.net
68.84.177.169	A	c-68-84-177-169.hsd1.mi.comcast.net
68.84.177.185	A	c-68-84-177-185.hsd1.mi.comcast.net
68.84.177.217	A	c-68-84-177-217.hsd1.mi.comcast.net
68.84.177.224	A+PTR	c-68-84-177-224.hsd1.mi.comcast.net
68.84.177.254	A	c-68-84-177-254.hsd1.mi.comcast.net
68.84.178.184	A	jeffreycook.net
68.84.178.209	A+PTR	c-68-84-178-209.hsd1.mi.comcast.net
68.84.178.221	A+PTR	c-68-84-178-221.hsd1.mi.comcast.net
68.84.179.87	A+PTR	c-68-84-179-87.hsd1.mi.comcast.net
68.84.180.221	A+PTR	c-68-84-180-221.hsd1.mi.comcast.net
68.84.181.8	A	c-68-84-181-8.hsd1.mi.comcast.net
68.84.181.14	A	c-68-84-181-14.hsd1.mi.comcast.net
68.84.181.27	A	c-68-84-181-27.hsd1.mi.comcast.net
68.84.181.48	A	c-68-84-181-48.hsd1.mi.comcast.net
68.84.181.51	A	c-68-84-181-51.hsd1.mi.comcast.net
68.84.181.54	A	c-68-84-181-54.hsd1.mi.comcast.net
68.84.181.55	A	c-68-84-181-55.hsd1.mi.comcast.net
68.84.181.64	A+PTR	c-68-84-181-64.hsd1.mi.comcast.net
68.84.181.70	A	c-68-84-181-70.hsd1.mi.comcast.net
68.84.181.71	A	c-68-84-181-71.hsd1.mi.comcast.net
68.84.181.75	A	mail.ultrawificoncepts.com
68.84.181.100	A	c-68-84-181-100.hsd1.mi.comcast.net
68.84.181.101	A	c-68-84-181-101.hsd1.mi.comcast.net
68.84.181.102	A	c-68-84-181-102.hsd1.mi.comcast.net
68.84.181.112	A	c-68-84-181-112.hsd1.mi.comcast.net
68.84.181.128	A+PTR	c-68-84-181-128.hsd1.mi.comcast.net
68.84.181.141	A	c-68-84-181-141.hsd1.mi.comcast.net
68.84.181.142	A	c-68-84-181-142.hsd1.mi.comcast.net
68.84.181.143	A	c-68-84-181-143.hsd1.mi.comcast.net
68.84.181.167	A	c-68-84-181-167.hsd1.mi.comcast.net
68.84.181.168	A	c-68-84-181-168.hsd1.mi.comcast.net
68.84.181.170	A	c-68-84-181-170.hsd1.mi.comcast.net
68.84.181.173	A	c-68-84-181-173.hsd1.mi.comcast.net
68.84.181.196	A	c-68-84-181-196.hsd1.mi.comcast.net
68.84.181.201	A	c-68-84-181-201.hsd1.mi.comcast.net
68.84.181.207	A	c-68-84-181-207.hsd1.mi.comcast.net
68.84.181.212	A	c-68-84-181-212.hsd1.mi.comcast.net
68.84.181.226	A+PTR	c-68-84-181-226.hsd1.mi.comcast.net
68.84.181.235	A	c-68-84-181-235.hsd1.mi.comcast.net
68.84.181.237	A	c-68-84-181-237.hsd1.mi.comcast.net
68.84.182.61	A	andytus.net
68.84.182.100	A+PTR	c-68-84-182-100.hsd1.mi.comcast.net
68.84.182.138	PTR	c-68-84-182-138.hsd1.mi.comcast.net
68.84.182.138	A	mail.dinkafamily.net
68.84.182.138	A	dinkafamily.net
68.84.183.35	A+PTR	c-68-84-183-35.hsd1.mi.comcast.net
68.84.183.112	PTR	c-68-84-183-112.hsd1.mi.comcast.net
68.84.183.218	A+PTR	c-68-84-183-218.hsd1.mi.comcast.net
68.84.184.18	A+PTR	c-68-84-184-18.hsd1.mi.comcast.net
68.84.184.92	A	c-68-84-184-92.hsd1.mi.comcast.net
68.84.184.188	A+PTR	c-68-84-184-188.hsd1.mi.comcast.net
68.84.185.130	A+PTR	c-68-84-185-130.hsd1.mi.comcast.net
68.84.185.204	A	laseur.net
68.84.187.5	A+PTR	c-68-84-187-5.hsd1.mi.comcast.net
68.84.188.69	A+PTR	c-68-84-188-69.hsd1.mi.comcast.net
68.84.188.167	A+PTR	c-68-84-188-167.hsd1.mi.comcast.net
68.84.189.116	A	c-68-84-189-116.hsd1.mi.comcast.net
68.84.189.194	A	c-68-84-189-194.hsd1.mi.comcast.net
68.84.190.151	A+PTR	c-68-84-190-151.hsd1.mi.comcast.net
68.84.190.205	PTR	c-68-84-190-205.hsd1.mi.comcast.net
68.84.190.226	A+PTR	c-68-84-190-226.hsd1.mi.comcast.net
68.84.191.77	A	www.eklhad.net
68.84.191.77	A	mail.eklhad.net
68.84.191.77	A	www.mathreference.com
68.84.191.158	A	mail.ssi-online.org
68.84.191.187	A+PTR	c-68-84-191-187.hsd1.mi.comcast.net
68.84.191.197	A+PTR	c-68-84-191-197.hsd1.mi.comcast.net
68.84.191.197	A	rainsquall.com
68.84.191.223	PTR	c-68-84-191-223.hsd1.mi.comcast.net
68.84.191.230	A+PTR	c-68-84-191-230.hsd1.mi.comcast.net