mx1.smtp190.com has no TXT records.
Question and response
Question
dig mx1.smtp190.com. TXT
Answer
The response has no answer records.
Authority
smtp190.com. 300 SOA x.ns.joker.com. hostmaster.joker.com. 2025111453 14400 3600 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0