Robtex

Up: 103.91.96.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.91.96.0/23
Down right: 103.91.98.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.91.96.2	A+PTR	ns1.isolfiber.in
103.91.96.2	A	speedtest.isolnet.in
103.91.96.2	A	isolfiber.in
103.91.96.3	PTR	host103-96-96-3.isolfiber.in
103.91.96.5	PTR	host103-96-96-5.isolfiber.in
103.91.96.5	A	surajpurst.isolnet.in