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

Non-authoritative answer:
us.telcel.com	canonical name = www.telcelamerica.com.
www.telcelamerica.com	canonical name = wpo7683.impervadns.net.
Name:	wpo7683.impervadns.net
Address: 45.60.45.142