hron.fei.tuke.sk has no MX records.
Question and response
Question
dig hron.fei.tuke.sk. MX
Answer
The response has no answer records.
Authority
fei.tuke.sk. 86400 SOA oko.fei.tuke.sk. hostmaster.oko.fei.tuke.sk. 2026022001 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0