Robtex

Up: 114.4.4.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 114.4.4.0/25
Down right: 114.4.4.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
114.4.4.128	PTR	cache.google.com
114.4.4.135	PTR	cache.google.com
114.4.4.139	PTR	cache.google.com
114.4.4.140	PTR	cache.google.com
114.4.4.141	PTR	cache.google.com
114.4.4.142	PTR	cache.google.com
114.4.4.142	A	r3---sn-poqvn5u-jb3z.googlevideo.com
114.4.4.143	PTR	cache.google.com
114.4.4.143	A	r4.sn-poqvn5u-jb3z.googlevideo.com
114.4.4.143	A	r4---sn-poqvn5u-jb3z.googlevideo.com
114.4.4.144	PTR	cache.google.com
114.4.4.144	A	r5.sn-poqvn5u-jb3z.googlevideo.com
114.4.4.145	PTR	cache.google.com
114.4.4.145	A	r6---sn-poqvn5u-jb3z.googlevideo.com
114.4.4.146	PTR	cache.google.com
114.4.4.146	A	r7.sn-poqvn5u-jb3z.googlevideo.com
114.4.4.146	A	r7.sn-poqvn5u-jb3z.gvt1.com
114.4.4.147	PTR	cache.google.com
114.4.4.147	A	r8---sn-poqvn5u-jb3z.googlevideo.com
114.4.4.147	A	r8---sn-poqvn5u-jb3z.gvt1.com
114.4.4.192	PTR	cache.google.com
114.4.4.197	PTR	cache.google.com
114.4.4.201	PTR	cache.google.com
114.4.4.204	PTR	cache.google.com
114.4.4.204	A	r1.sn-poqvn5u-jb3s.googlevideo.com
114.4.4.205	PTR	cache.google.com
114.4.4.205	A	r2.sn-poqvn5u-jb3s.googlevideo.com
114.4.4.205	A	r2.sn-poqvn5u-jb3s.gvt1.com
114.4.4.206	PTR	cache.google.com
114.4.4.206	A	r3---sn-poqvn5u-jb3s.googlevideo.com
114.4.4.206	A	r3.sn-poqvn5u-jb3s.gvt1.com
114.4.4.207	PTR	cache.google.com
114.4.4.207	A	r4---sn-poqvn5u-jb3s.gvt1.com
114.4.4.207	A	r4.sn-poqvn5u-jb3s.gvt1.com
114.4.4.208	PTR	cache.google.com
114.4.4.208	A	r5---sn-poqvn5u-jb3s.googlevideo.com
114.4.4.209	PTR	cache.google.com
114.4.4.209	A	r6---sn-poqvn5u-jb3s.googlevideo.com
114.4.4.209	A	r6.sn-poqvn5u-jb3s.gvt1.com