shell:$ nslookup -timeout=2 -retry=1 'feedmob-cdn.s3.amazonaws.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
feedmob-cdn.s3.amazonaws.com	canonical name = s3-1-w.amazonaws.com.
s3-1-w.amazonaws.com	canonical name = s3-w.us-east-1.amazonaws.com.
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.223.48
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.191.193
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.183.19
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.216.219.241
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.217.206.241
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.182.65.185
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.216.89.252
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.217.174.65