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

Non-authoritative answer:
fortumo-as-telenor.s3-ap-southeast-1.amazonaws.com	canonical name = s3-r-w.ap-southeast-1.amazonaws.com.
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.164.210
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.94
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.71
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.170
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.87
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.164.59
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.180
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.164.198