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

Non-authoritative answer:
www.tescomobile.ie	canonical name = www.tescomobile.ie.edgekey.net.
www.tescomobile.ie.edgekey.net	canonical name = e5785.x.akamaiedge.net.
Name:	e5785.x.akamaiedge.net
Address: 23.61.35.73