smtp.tes.ee has no MX records.
Question and response
Question
dig smtp.tes.ee. MX
Answer
The response has no answer records.
Authority
tes.ee. 3600 SOA cns1.estpak.ee. hostmaster.telia.ee. 2026013011 10800 3600 2419200 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0