shell:$ nslookup -timeout=2 -retry=1 'airtelcareapp.airtel.co.zm' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: airtelcareapp.airtel.co.zm canonical name = dp2uz8p.impervadns.net. Name: dp2uz8p.impervadns.net Address: 45.60.73.233