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: 3.5.64.214
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.73.115
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.67.228
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.69.35
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.73.66
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.92.3.98
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 52.92.32.34
Name:	s3-r-w.eu-west-1.amazonaws.com
Address: 3.5.73.20