Robtex

Up: 182.71.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 182.71.136.0/22
Down right: 182.71.140.0/22

IP	Type	Hostname
182.71.136.242	PTR	nsg-static-242.136.71.182.airtel.in
182.71.137.18	PTR	nsg-static-018.137.71.182.airtel.in
182.71.137.82	PTR	nsg-static-082.137.71.182.airtel.in
182.71.138.42	PTR	nsg-static-042.138.71.182.airtel.in
182.71.138.50	PTR	nsg-static-050.138.71.182.airtel.in
182.71.138.172	A	rainmail.satavikas.com
182.71.139.10	PTR	mail.ramadajalandhar.com
182.71.139.88	PTR	nsg-static-088.139.71.182.airtel.in
182.71.140.89	PTR	nsg-static-089.140.71.182.airtel.in
182.71.142.62	A	omnion.co.in
182.71.142.138	PTR	nsg-static-138.142.71.182.airtel.in
182.71.143.3	PTR	smtp.rdagra.in
182.71.143.4	PTR	smtp.rdagra.in
182.71.143.8	PTR	smtp.rdagra.in
182.71.143.251	PTR	nsg-static-251.143.71.182.airtel.in