shell:$ nslookup -timeout=2 -retry=1 's3-r-w.ap-southeast-1.amazonaws.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.41.7
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.173
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.125.122
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.125.94
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.129.114
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.125
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.124.83
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.166