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: 52.219.128.22
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.146.79
Name:	s3.ap-southeast-1.amazonaws.com
Address: 52.219.164.148
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.149.81
Name:	s3.ap-southeast-1.amazonaws.com
Address: 52.219.36.58
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.147.118
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.147.74
Name:	s3.ap-southeast-1.amazonaws.com
Address: 3.5.148.209