shell:$ nslookup -timeout=2 -retry=1 'sme-portal-assets.s3.eu-west-1.amazonaws.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
sme-portal-assets.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: 3.5.75.52
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.68.103
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.72.95
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.66.59
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.67.210
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.75.61
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.92.16.186
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.74.59