Robtex

Up: 70.32.144.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 70.32.144.0/24
Down right: 70.32.145.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
70.32.144.26	PTR	cust32-65.itasoftware.com
70.32.144.48	PTR	cust32-89.itasoftware.com
70.32.144.59	PTR	cust32-100.itasoftware.com
70.32.144.65	PTR	cust32-106.itasoftware.com
70.32.144.75	PTR	cust32-116.itasoftware.com
70.32.144.75	A	origin.channelintelligence.com
70.32.144.82	PTR	cust32-123.itasoftware.com
70.32.144.82	A	sellpathext.target.com
70.32.144.82	A	*.youknowbest.com
70.32.144.88	PTR	cust32-129.itasoftware.com
70.32.144.89	PTR	cust32-130.itasoftware.com
70.32.144.96	PTR	cust32-137.itasoftware.com
70.32.144.99	PTR	cust32-140.itasoftware.com
70.32.144.118	PTR	cust32-159.itasoftware.com
70.32.144.130	PTR	cust32-171.itasoftware.com
70.32.145.1	PTR	atl14vrrp001.widevine.net
70.32.145.2	PTR	atl14rout001.widevine.net
70.32.145.3	PTR	atl14rout002.widevine.net
70.32.145.6	PTR	atl14ipsc001.widevine.net
70.32.145.7	PTR	atl14hydr001.widevine.net
70.32.145.10	A+PTR	atl14ltmv001.widevine.net
70.32.145.11	PTR	atl14ltms001.widevine.net
70.32.145.12	PTR	atl14ltms002.widevine.net
70.32.145.65	PTR	grq02vrrp001.widevine.net
70.32.145.66	PTR	grq02rout001.widevine.net
70.32.145.67	PTR	grq02rout002.widevine.net
70.32.145.70	PTR	grq02ipsc001.widevine.net
70.32.145.71	PTR	grq02hydr001.widevine.net
70.32.145.75	PTR	grq02ltmv001.widevine.net
70.32.145.76	PTR	grq02ltms001.widevine.net
70.32.145.77	PTR	grq02ltms002.widevine.net
70.32.145.129	PTR	syd01vrrp001.widevine.net
70.32.145.130	A+PTR	syd01rout001.widevine.net
70.32.145.131	PTR	syd01rout002.widevine.net
70.32.145.134	PTR	syd01ipsc001.widevine.net
70.32.145.139	PTR	syd01ltmv001.widevine.net
70.32.145.140	PTR	syd01ltms001.widevine.net
70.32.145.141	PTR	syd01ltms002.widevine.net
70.32.145.142	PTR	syd01hydr001.widevine.net