shell:$ nslookup -timeout=2 -retry=1 'insider-data-export.s3.eu-west-1.amazonaws.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
insider-data-export.s3.eu-west-1.amazonaws.com	canonical name = s3-r-w.eu-west-1.amazonaws.com.
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.72.88
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.67.254
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.92.2.138
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.74.84
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.218.0.0
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.64.232
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.92.18.202
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.218.0.88