shell:$ nslookup -timeout=2 -retry=1 'wap.indosat.com.thr1.s.ns01.us' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: wap.indosat.com.thr1.s.ns01.us Address: 82.145.222.159