shell:$ nslookup -timeout=2 -retry=1 'app.dtac.co.th'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
app.dtac.co.th	canonical name = d17yxeq059ymu1.cloudfront.net.
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.170.152.37
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.170.152.119
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.170.152.97
Name:	d17yxeq059ymu1.cloudfront.net
Address: 3.170.152.63
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:b600:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:800:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:c00:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:8600:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:e00:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:c800:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:9800:11:6a41:4640:93a1
Name:	d17yxeq059ymu1.cloudfront.net
Address: 2600:9000:2885:4800:11:6a41:4640:93a1