shell:$ nslookup -timeout=2 -retry=1 'pinterest-waterloo.s3.amazonaws.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
pinterest-waterloo.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: 16.182.69.25
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.218.121
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.217.200.1
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.207.129
Name:	s3-w.us-east-1.amazonaws.com
Address: 3.5.27.81
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.217.172.193
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.217.118.1
Name:	s3-w.us-east-1.amazonaws.com
Address: 54.231.192.49