shell:$ nslookup -timeout=2 -retry=1 'www.mu.ac.zm'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	www.mu.ac.zm
Address: 41.63.16.31
;; communications error to 75.98.161.224#53: timed out