shell:$ nslookup -timeout=2 -retry=1 'indosat.ramadhan.co' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: indosat.ramadhan.co Address: 99.83.161.153 Name: indosat.ramadhan.co Address: 166.117.110.61