Robtex

Up: 103.16.152.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 103.16.152.0/24
Down right: 103.16.153.0/24

IP	Type	Hostname
103.16.152.1	A+PTR	ns1.bsccl.com
103.16.152.2	A+PTR	ns2.bsccl.com
103.16.152.10	A+PTR	mrtg.bsccl.com
103.16.152.11	A+PTR	mail.bsccl.com
103.16.152.12	PTR	netflow.bsccl.com
103.16.152.12	A	iig.bsccl.com
103.16.152.29	PTR	103-16-152-29-noc.bsccl.com
103.16.152.33	PTR	103-16-152-33-noc.bsccl.com
103.16.152.140	PTR	103-16-152-140-noc.bsccl.com
103.16.152.140	A	r1.sn-cnjja-q5je.googlevideo.com
103.16.152.140	A	r1.sn-cnjja-q5je.gvt1.com
103.16.152.141	PTR	103-16-152-141-noc.bsccl.com
103.16.152.141	A	r2.sn-cnjja-q5je.googlevideo.com
103.16.152.141	A	r2.sn-cnjja-q5je.gvt1.com
103.16.152.142	PTR	103-16-152-142-noc.bsccl.com
103.16.152.142	A	r3.sn-cnjja-q5je.googlevideo.com
103.16.152.142	A	r3.sn-cnjja-q5je.gvt1.com
103.16.152.200	PTR	103-16-152-200-noc.bsccl.com
103.16.153.4	PTR	103-16-153-4-noc.bsccl.com