shell:$ nslookup -timeout=2 -retry=1 'tha.vpncs.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
tha.vpncs.com	canonical name = ns.vpncs.com.
Name:	ns.vpncs.com
Address: 223.207.91.104