shell:$ nslookup -timeout=2 -retry=1 'img.tradedoubler.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
img.tradedoubler.com	canonical name = d2zs3ok949uz2h.cloudfront.net.
Name:	d2zs3ok949uz2h.cloudfront.net
Address: 13.227.246.107
Name:	d2zs3ok949uz2h.cloudfront.net
Address: 13.227.246.102
Name:	d2zs3ok949uz2h.cloudfront.net
Address: 13.227.246.12
Name:	d2zs3ok949uz2h.cloudfront.net
Address: 13.227.246.81