Robtex

Up: 75.75.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 75.75.128.0/20
Down right: 75.75.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
75.75.129.60	A+PTR	c-75-75-129-60.hsd1.pa.comcast.net
75.75.129.60	A	mycraigslistadmaker.com
75.75.129.60	A	mobileelectronicfingerprinting.net
75.75.129.123	A+PTR	c-75-75-129-123.hsd1.pa.comcast.net
75.75.130.157	A	mail.kenbrook.org
75.75.131.23	A+PTR	c-75-75-131-23.hsd1.pa.comcast.net
75.75.131.226	A+PTR	c-75-75-131-226.hsd1.pa.comcast.net
75.75.131.226	A	project171.com
75.75.132.154	A+PTR	c-75-75-132-154.hsd1.pa.comcast.net
75.75.132.248	PTR	c-75-75-132-248.hsd1.pa.comcast.net
75.75.133.137	A+PTR	c-75-75-133-137.hsd1.pa.comcast.net
75.75.133.205	A+PTR	c-75-75-133-205.hsd1.pa.comcast.net
75.75.134.234	PTR	c-75-75-134-234.hsd1.pa.comcast.net
75.75.139.67	A+PTR	c-75-75-139-67.hsd1.pa.comcast.net
75.75.139.244	A	c-75-75-139-244.hsd1.pa.comcast.net
75.75.140.72	PTR	c-75-75-140-72.hsd1.pa.comcast.net
75.75.140.168	A+PTR	c-75-75-140-168.hsd1.pa.comcast.net
75.75.140.230	A+PTR	c-75-75-140-230.hsd1.pa.comcast.net
75.75.140.230	A	www.kappad.com
75.75.141.240	A+PTR	c-75-75-141-240.hsd1.pa.comcast.net
75.75.141.240	A	kappad.com
75.75.142.18	PTR	c-75-75-142-18.hsd1.pa.comcast.net
75.75.142.86	A+PTR	c-75-75-142-86.hsd1.pa.comcast.net
75.75.143.32	PTR	c-75-75-143-32.hsd1.pa.comcast.net
75.75.143.32	A	*.mycraigslistadmaker.com
75.75.143.32	A	ns.mobileelectronicfingerprinting.net
75.75.143.157	A+PTR	c-75-75-143-157.hsd1.pa.comcast.net
75.75.143.197	A	c-75-75-143-197.hsd1.pa.comcast.net
75.75.144.169	A+PTR	c-75-75-144-169.hsd1.pa.comcast.net
75.75.146.118	A	c-75-75-146-118.hsd1.pa.comcast.net
75.75.146.193	A+PTR	c-75-75-146-193.hsd1.pa.comcast.net
75.75.146.223	PTR	c-75-75-146-223.hsd1.pa.comcast.net
75.75.148.6	PTR	c-75-75-148-6.hsd1.pa.comcast.net
75.75.148.243	A+PTR	c-75-75-148-243.hsd1.pa.comcast.net
75.75.149.162	A+PTR	c-75-75-149-162.hsd1.pa.comcast.net
75.75.149.181	PTR	c-75-75-149-181.hsd1.pa.comcast.net
75.75.150.50	A+PTR	c-75-75-150-50.hsd1.pa.comcast.net
75.75.150.179	A	timramich.com
75.75.151.77	A+PTR	c-75-75-151-77.hsd1.pa.comcast.net
75.75.151.109	A+PTR	c-75-75-151-109.hsd1.pa.comcast.net
75.75.151.109	A	nchorst.com
75.75.154.132	A+PTR	c-75-75-154-132.hsd1.pa.comcast.net
75.75.155.0	A+PTR	c-75-75-155-0.hsd1.pa.comcast.net
75.75.155.78	A	c-75-75-155-78.hsd1.pa.comcast.net
75.75.155.83	A	c-75-75-155-83.hsd1.pa.comcast.net
75.75.155.83	A	sirkel.dk
75.75.155.83	A	www.sirkel.dk
75.75.155.166	A	c-75-75-155-166.hsd1.pa.comcast.net
75.75.155.215	A	smtp.windragon-productions.com
75.75.155.215	A	nuclear-studios.com
75.75.155.215	A	c-75-75-155-215.hsd1.pa.comcast.net
75.75.155.229	A	c-75-75-155-229.hsd1.pa.comcast.net
75.75.156.138	A	mail.printout.com
75.75.157.103	A+PTR	c-75-75-157-103.hsd1.pa.comcast.net
75.75.157.103	A	in-home-tek.com
75.75.159.177	A	c-75-75-159-177.hsd1.pa.comcast.net
75.75.159.195	A+PTR	c-75-75-159-195.hsd1.pa.comcast.net