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

Non-authoritative answer:
cdn.speedcurve.com	canonical name = a3.shared.global.fastly.net.
Name:	a3.shared.global.fastly.net
Address: 146.75.10.217