shell:$ nslookup -timeout=2 -retry=1 'amazon.com' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: amazon.com Address: 205.251.242.103 Name: amazon.com Address: 54.239.28.85 Name: amazon.com Address: 52.94.236.248