shell:$ nslookup -timeout=2 -retry=1 'investor.ais.co.th'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
investor.ais.co.th	canonical name = ais.edge.optiwisepad.com.
ais.edge.optiwisepad.com	canonical name = d2bo3es9mmgro.cloudfront.net.
Name:	d2bo3es9mmgro.cloudfront.net
Address: 3.168.73.11
Name:	d2bo3es9mmgro.cloudfront.net
Address: 3.168.73.112
Name:	d2bo3es9mmgro.cloudfront.net
Address: 3.168.73.26
Name:	d2bo3es9mmgro.cloudfront.net
Address: 3.168.73.122
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:5000:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:f800:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:1800:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:9000:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:ba00:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:1e00:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:3e00:11:44f6:1900:93a1
Name:	d2bo3es9mmgro.cloudfront.net
Address: 2600:9000:2801:4000:11:44f6:1900:93a1