shell:$ nslookup -timeout=2 -retry=1 'www.giffgaff.co.uk'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.giffgaff.co.uk	canonical name = xhktpy2.impervadns.net.
Name:	xhktpy2.impervadns.net
Address: 45.60.0.109