shell:$ nslookup -timeout=2 -retry=1 '6668.tv'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
6668.tv	canonical name = sijiu.101idc.com.
sijiu.101idc.com	canonical name = 301.302tz.com.
Name:	301.302tz.com
Address: 156.238.245.154