shell:$ nslookup -timeout=2 -retry=1 'www.iusacell.com'
;; communications error to 75.98.161.224#53: timed out
Server:		69.39.86.5
Address:	69.39.86.5#53

Non-authoritative answer:
www.iusacell.com	canonical name = www.iusacell.com.mx.
www.iusacell.com.mx	canonical name = iusacell.com.mx.
Name:	iusacell.com.mx
Address: 189.203.216.21