mx.cableone.net has no TXT records.
Question and response
Question
dig mx.cableone.net. TXT
Answer
The response has no answer records.
Authority
cableone.net. 300 SOA ns1.cableone.net. tech.cableone.net. 1899 300 300 300 300
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0