shell:$ nslookup -timeout=2 -retry=1 'pinterest-waterloo.s3.amazonaws.com'
Server:		75.98.161.224
Address:	75.98.161.224#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: 16.15.199.148
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.217.169.9
Name:	s3-w.us-east-1.amazonaws.com
Address: 54.231.230.41
Name:	s3-w.us-east-1.amazonaws.com
Address: 52.216.63.81
Name:	s3-w.us-east-1.amazonaws.com
Address: 3.5.19.132
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.187.92
Name:	s3-w.us-east-1.amazonaws.com
Address: 16.15.196.107
Name:	s3-w.us-east-1.amazonaws.com
Address: 54.231.132.217