shell:$ nslookup -timeout=2 -retry=1 'ns7.indosat.com' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: ns7.indosat.com Address: 114.5.5.77 Name: ns7.indosat.com Address: 2407:0:0:7::7