shell:$ nslookup -timeout=2 -retry=1 'www.billdesk.com' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: www.billdesk.com Address: 210.210.24.66 Name: www.billdesk.com Address: 2001:e48:22:2::4