shell:$ nslookup -timeout=2 -retry=1 'aax-events-cell01-cf.us-east.ono.axp.amazon-adsystem.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
aax-events-cell01-cf.us-east.ono.axp.amazon-adsystem.com	canonical name = d285c508j7ukkt.cloudfront.net.
Name:	d285c508j7ukkt.cloudfront.net
Address: 18.238.25.105
Name:	d285c508j7ukkt.cloudfront.net
Address: 18.238.25.20
Name:	d285c508j7ukkt.cloudfront.net
Address: 18.238.25.24
Name:	d285c508j7ukkt.cloudfront.net
Address: 18.238.25.89