shell:$ nslookup -timeout=2 -retry=1 's3.ap-southeast-1.amazonaws.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.151.246
Name:	s3.ap-southeast-1.amazonaws.com
Address: 52.219.164.66
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.149.110
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.151.234
Name:	s3.ap-southeast-1.amazonaws.com
Address: 52.219.124.222
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.151.90
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.151.206
Name:	s3.ap-southeast-1.amazonaws.com
Address: 52.219.164.42