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

Non-authoritative answer:
Name:	www.etecsa.cu
Address: 190.92.127.209
Name:	www.etecsa.cu
Address: 190.92.127.202
;; communications error to 75.98.161.224#53: timed out