mx.CARNet.hr has no TXT records.
Question and response
Question
dig mx.CARNet.hr. TXT
Answer
The response has no answer records.
Authority
CARNet.hr. 600 SOA dns1.CARNet.hr. hostmaster.CARNet.hr. 2026022201 10800 3600 2419200 14400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0