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: 3.5.245.56
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 52.95.142.34
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.244.71
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.245.0
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 52.95.191.30
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.246.83
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.245.230
Name:	s3-r-w.eu-west-2.amazonaws.com
Address: 3.5.244.63