backup.mx.spoje.net has no TXT records.
Question and response
Question
dig backup.mx.spoje.net. TXT
Answer
The response has no answer records.
Authority
mx.spoje.net. 1800 SOA ns.spoje.net. tech.spoje.net. 1772906559 1800 3600 604800 1800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0