shell:$ nslookup -timeout=2 -retry=1 'cdn.aws.singtel.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	cdn.aws.singtel.com
Address: 13.249.141.126
Name:	cdn.aws.singtel.com
Address: 13.249.141.64
Name:	cdn.aws.singtel.com
Address: 13.249.141.13
Name:	cdn.aws.singtel.com
Address: 13.249.141.82