Robtex

Up: 125.22.220.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
125.22.222.186	PTR	speedtestguj2.airtel.in
125.22.222.186	PTR	speedtestguj1.airtel.in
125.22.222.186	A+PTR	speedtestcal1.airtel.in
125.22.223.162	PTR	dsl-tn-dynamic-162.223.22.125.airtelbroadband.in