live.tv2.vi has no CNAME records.
Question and response
Question
dig live.tv2.vi. NS
Answer
The response has no answer records.
Authority
vi. 2432 SOA pch.nic.vi. hostmaster.nic.vi. 2026030514 7200 14400 2592000 14400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0