cvcauth.com has no TXT records.
Question and response
Question
dig cvcauth.com. TXT
Answer
The response has no answer records.
Authority
cvcauth.com. 900 SOA authns1.cv.net. postmaster.cv.net. 2015166090 7200 600 604800 900
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0