shell:$ nslookup -timeout=2 -retry=1 'www.alexa.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	www.alexa.com
Address: 108.156.172.5
Name:	www.alexa.com
Address: 108.156.172.20
Name:	www.alexa.com
Address: 108.156.172.36
Name:	www.alexa.com
Address: 108.156.172.58