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: 3.5.149.131
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.86
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.142
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.124.71
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.6
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.128
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.164.158
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.164.126