shell:$ nslookup -timeout=2 -retry=1 'cdp-sirsi-production-cfs-471112843276.s3.eu-west-2.amazonaws.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
cdp-sirsi-production-cfs-471112843276.s3.eu-west-2.amazonaws.com	canonical name = s3-r-w.eu-west-2.amazonaws.com.
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.246.61
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.245.255
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.244.12
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.244.34
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.245.198
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.246.45
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.244.49
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 52.95.143.42