mail.sarkor.com has no TXT records.
Question and response
Question
dig mail.sarkor.com. TXT
Answer
The response has no answer records.
Authority
sarkor.com. 172800 SOA ns1.sarkor.com. support.sarkor.com. 2023021301 86400 7200 3600000 172800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0