cust.keyyo.net has no TXT records.
Question and response
Question
dig cust.keyyo.net. TXT
Answer
The response has no answer records.
Authority
cust.keyyo.net. 300 SOA cust.keyyo.net. mail.cust.keyyo.net. 2019101701 300 300 1700000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0