Robtex

Up: 68.53.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 68.53.176.0/21
Down right: 68.53.184.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.53.176.4	A	c-68-53-176-4.hsd1.in.comcast.net
68.53.176.15	A	c-68-53-176-15.hsd1.in.comcast.net
68.53.176.21	A	c-68-53-176-21.hsd1.in.comcast.net
68.53.176.26	A	c-68-53-176-26.hsd1.in.comcast.net
68.53.176.34	A+PTR	c-68-53-176-34.hsd1.in.comcast.net
68.53.176.41	A	c-68-53-176-41.hsd1.in.comcast.net
68.53.176.42	A	c-68-53-176-42.hsd1.in.comcast.net
68.53.176.48	A+PTR	c-68-53-176-48.hsd1.in.comcast.net
68.53.176.53	A	c-68-53-176-53.hsd1.in.comcast.net
68.53.176.59	A	c-68-53-176-59.hsd1.in.comcast.net
68.53.176.65	A+PTR	c-68-53-176-65.hsd1.in.comcast.net
68.53.176.66	A+PTR	c-68-53-176-66.hsd1.in.comcast.net
68.53.176.70	A	c-68-53-176-70.hsd1.in.comcast.net
68.53.176.74	A	c-68-53-176-74.hsd1.in.comcast.net
68.53.176.81	A+PTR	c-68-53-176-81.hsd1.in.comcast.net
68.53.176.83	A+PTR	c-68-53-176-83.hsd1.in.comcast.net
68.53.176.84	A	c-68-53-176-84.hsd1.in.comcast.net
68.53.176.85	A	c-68-53-176-85.hsd1.in.comcast.net
68.53.176.109	A	c-68-53-176-109.hsd1.in.comcast.net
68.53.176.115	A+PTR	c-68-53-176-115.hsd1.in.comcast.net
68.53.176.125	A	c-68-53-176-125.hsd1.in.comcast.net
68.53.176.137	A	c-68-53-176-137.hsd1.in.comcast.net
68.53.176.145	A+PTR	c-68-53-176-145.hsd1.in.comcast.net
68.53.176.155	A	c-68-53-176-155.hsd1.in.comcast.net
68.53.176.156	A	c-68-53-176-156.hsd1.in.comcast.net
68.53.176.158	A	c-68-53-176-158.hsd1.in.comcast.net
68.53.176.161	A+PTR	c-68-53-176-161.hsd1.in.comcast.net
68.53.176.171	A	c-68-53-176-171.hsd1.in.comcast.net
68.53.176.174	A	c-68-53-176-174.hsd1.in.comcast.net
68.53.176.177	A+PTR	c-68-53-176-177.hsd1.in.comcast.net
68.53.176.178	A+PTR	c-68-53-176-178.hsd1.in.comcast.net
68.53.176.189	A	c-68-53-176-189.hsd1.in.comcast.net
68.53.176.190	A	c-68-53-176-190.hsd1.in.comcast.net
68.53.176.199	A	c-68-53-176-199.hsd1.in.comcast.net
68.53.176.204	A	c-68-53-176-204.hsd1.in.comcast.net
68.53.176.207	A	c-68-53-176-207.hsd1.in.comcast.net
68.53.176.212	A	c-68-53-176-212.hsd1.in.comcast.net
68.53.176.216	A	c-68-53-176-216.hsd1.in.comcast.net
68.53.176.217	A	c-68-53-176-217.hsd1.in.comcast.net
68.53.176.222	A	c-68-53-176-222.hsd1.in.comcast.net
68.53.176.226	PTR	c-68-53-176-226.hsd1.in.comcast.net
68.53.176.246	A	c-68-53-176-246.hsd1.in.comcast.net
68.53.176.249	A	c-68-53-176-249.hsd1.in.comcast.net
68.53.176.250	A	c-68-53-176-250.hsd1.in.comcast.net
68.53.176.253	A	c-68-53-176-253.hsd1.in.comcast.net
68.53.177.206	A	toisich.com
68.53.177.241	A	c-68-53-177-241.hsd1.in.comcast.net
68.53.178.28	A	mckenziellc.com
68.53.178.236	A	c-68-53-178-236.hsd1.in.comcast.net
68.53.179.17	A+PTR	c-68-53-179-17.hsd1.in.comcast.net
68.53.179.172	A	mckenziellc.com
68.53.179.192	A	c-68-53-179-192.hsd1.in.comcast.net
68.53.181.199	A	mail.easihr.com
68.53.184.7	A	c-68-53-184-7.hsd1.in.comcast.net
68.53.185.131	PTR	c-68-53-185-131.hsd1.in.comcast.net
68.53.185.249	A	zeiglers.dynalias.org
68.53.188.117	A	c-68-53-188-117.hsd1.in.comcast.net
68.53.188.156	A	bsdc.us
68.53.189.110	A	jakerichhart.com
68.53.190.51	PTR	c-68-53-190-i.hsd1.in.comcast.net
68.53.190.51	A	bss2.northcomp.com
68.53.190.51	A	hostmaster.northcomp.com