shell:$ nslookup -timeout=2 -retry=1 'app.dtac.co.th'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
app.dtac.co.th	canonical name = d17yxeq059ymu1.cloudfront.net.
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.160.5.103
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.160.5.90
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.160.5.84
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.160.5.53
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:6e00:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:5c00:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:6800:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:e00:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:5e00:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:8200:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:8400:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:b400:11:6a41:4640:93a1