Robtex

Up: 123.176.32.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 123.176.33.0/25
Down right: 123.176.33.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.176.33.0	PTR	broadband.actcorp.in
123.176.33.1	PTR	beamcablesystem.in
123.176.33.11	PTR	broadband.actcorp.in
123.176.33.14	PTR	ras.beamtele.net
123.176.33.76	PTR	broadband.actcorp.in
123.176.33.76	A	r1---sn-cx5h-itqz.googlevideo.com
123.176.33.76	A	r1.sn-cx5h-itqz.googlevideo.com
123.176.33.77	PTR	broadband.actcorp.in
123.176.33.77	A	r2.sn-cx5h-itqz.googlevideo.com
123.176.33.77	A	r2---sn-cx5h-itqz.googlevideo.com
123.176.33.78	PTR	broadband.actcorp.in
123.176.33.78	A	r3.sn-cx5h-itqz.gvt1.com
123.176.33.78	A	r3---sn-cx5h-itqz.gvt1.com
123.176.33.79	PTR	broadband.actcorp.in
123.176.33.79	A	r4---sn-cx5h-itqz.googlevideo.com
123.176.33.80	PTR	broadband.actcorp.in
123.176.33.80	A	r5.sn-cx5h-itqz.googlevideo.com
123.176.33.80	A	r5---sn-cx5h-itqz.gvt1.com
123.176.33.81	PTR	broadband.actcorp.in
123.176.33.81	A	r6---sn-cx5h-itqz.gvt1.com
123.176.33.81	A	r6---sn-cx5h-itqz.googlevideo.com
123.176.33.140	PTR	broadband.actcorp.in
123.176.33.140	A	r1---sn-cx5h-itq6.googlevideo.com
123.176.33.140	A	r1.sn-cx5h-itq6.gvt1.com
123.176.33.141	PTR	broadband.actcorp.in
123.176.33.141	A	r2---sn-cx5h-itq6.googlevideo.com
123.176.33.141	A	r2---sn-cx5h-itq6.gvt1.com
123.176.33.142	PTR	broadband.actcorp.in
123.176.33.142	A	r3---sn-cx5h-itq6.googlevideo.com
123.176.33.142	A	r3---sn-cx5h-itq6.gvt1.com
123.176.33.143	PTR	broadband.actcorp.in
123.176.33.143	A	r4---sn-cx5h-itq6.googlevideo.com
123.176.33.143	A	r4---sn-cx5h-itq6.gvt1.com
123.176.33.144	PTR	broadband.actcorp.in
123.176.33.144	A	r5.sn-cx5h-itq6.gvt1.com
123.176.33.144	A	r5---sn-cx5h-itq6.gvt1.com
123.176.33.145	PTR	broadband.actcorp.in
123.176.33.145	A	r6---sn-cx5h-itq6.gvt1.com
123.176.33.145	A	r6.sn-cx5h-itq6.gvt1.com
123.176.33.204	PTR	broadband.actcorp.in
123.176.33.204	A	r1---sn-cx5h-itqd.gvt1.com
123.176.33.204	A	r1---sn-cx5h-itqd.googlevideo.com
123.176.33.205	PTR	broadband.actcorp.in
123.176.33.205	A	r2---sn-cx5h-itqd.googlevideo.com
123.176.33.205	A	r2.sn-5jucgv5qc5oq-itqd.googlevideo.com
123.176.33.206	PTR	broadband.actcorp.in
123.176.33.206	A	r3---sn-cx5h-itqd.googlevideo.com
123.176.33.206	A	r3---sn-cx5h-itqd.gvt1.com
123.176.33.207	PTR	broadband.actcorp.in
123.176.33.207	A	r4.sn-cx5h-itqd.googlevideo.com
123.176.33.207	A	r4---sn-cx5h-itqd.gvt1.com
123.176.33.208	PTR	broadband.actcorp.in
123.176.33.208	A	r5.sn-5jucgv5qc5oq-itqd.gvt1.com
123.176.33.208	A	r5.sn-cx5h-itqd.gvt1.com
123.176.33.209	PTR	broadband.actcorp.in
123.176.33.209	A	r6.sn-cx5h-itqd.gvt1.com
123.176.33.209	A	r6.sn-5jucgv5qc5oq-itqd.googlevideo.com
123.176.33.255	PTR	broadband.actcorp.in