shell:$ nslookup -timeout=2 -retry=1 'www.airtel.co.tz' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: www.airtel.co.tz canonical name = e6f6yqj.impervadns.net. Name: e6f6yqj.impervadns.net Address: 45.60.75.92