shell:$ nslookup -timeout=2 -retry=1 'airtelcareapp.airtel.ga' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: airtelcareapp.airtel.ga canonical name = y5fsnob.impervadns.net. Name: y5fsnob.impervadns.net Address: 45.60.109.19