biscmail.cv.net has no TXT records.
Question and response
Question
dig biscmail.cv.net. TXT
Answer
The response has no answer records.
Authority
cv.net. 3600 SOA authns1.cv.net. abuse.optimum.net. 2013420345 7200 600 604800 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0