Robtex

Up: 190.94.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 190.94.72.0/23
Down right: 190.94.74.0/23

IP	Type	Hostname
190.94.74.12	PTR	cache.google.com
190.94.74.12	A	r1.sn-ugpjvh-nq9s.googlevideo.com
190.94.74.12	A	r1.sn-ugpjvh-nq9s.gvt1.com
190.94.74.13	PTR	cache.google.com
190.94.74.13	A	r2---sn-ugpjvh-nq9s.googlevideo.com
190.94.74.13	A	r2.sn-ugpjvh-nq9s.gvt1.com
190.94.74.14	PTR	cache.google.com
190.94.74.15	PTR	cache.google.com
190.94.74.16	PTR	cache.google.com
190.94.74.16	A	r5.sn-ugpjvh-nq9s.googlevideo.com
190.94.74.17	PTR	cache.google.com
190.94.74.17	A	r6.sn-ugpjvh-nq9s.gvt1.com
190.94.74.17	A	r6.sn-ugpjvh-nq9s.googlevideo.com
190.94.74.18	PTR	cache.google.com
190.94.74.76	PTR	cache.google.com
190.94.74.76	A	r1---sn-ugpjvh-nups.googlevideo.com
190.94.74.76	A	r1.sn-ugpjvh-nups.googlevideo.com
190.94.74.77	PTR	cache.google.com
190.94.74.77	A	r2.sn-ugpjvh-nups.gvt1.com
190.94.74.77	A	r2.sn-ugpjvh-nups.googlevideo.com
190.94.74.78	PTR	cache.google.com
190.94.74.79	PTR	cache.google.com
190.94.74.80	PTR	cache.google.com
190.94.74.80	A	r5.sn-ugpjvh-nups.googlevideo.com
190.94.74.80	A	r5.sn-ugpjvh-nups.gvt1.com
190.94.74.81	PTR	cache.google.com
190.94.74.81	A	r6.sn-ugpjvh-nups.gvt1.com
190.94.74.81	A	r6.sn-ugpjvh-nups.googlevideo.com
190.94.74.83	PTR	cache.google.com
190.94.74.90	PTR	ip-74-90.tricom.net