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

Non-authoritative answer:
proxy.asianet.co.th	canonical name = proxy.trueinternet.co.th.
Name:	proxy.trueinternet.co.th
Address: 203.144.144.146
Name:	proxy.trueinternet.co.th
Address: 2001:fb0:1061:420:203:144:144:146