_spfa.tallinnlv.ee has no MX records.
Question and response
Question
dig _spfa.tallinnlv.ee. MX
Answer
The response has no answer records.
Authority
tallinnlv.ee. 300 SOA cns1.estpak.ee. hostmaster.telia.ee. 2026011416 10800 3600 2419200 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0