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

Non-authoritative answer:
cdn.siftscience.com	canonical name = cdn.prod.gcp.sift.com.
Name:	cdn.prod.gcp.sift.com
Address: 34.96.67.224