shell:$ nslookup -timeout=2 -retry=1 'indosat-app.s3.ap-southeast-1.amazonaws.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
indosat-app.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: 52.219.164.206
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.124.243
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.132.251
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 52.219.184.22
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.149.104
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.151.95
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.147.25
Name:	s3-r-w.ap-southeast-1.amazonaws.com
Address: 3.5.151.112