_spf.registrar.eu has no MX records.
Question and response
Question
dig _spf.registrar.eu. MX
Answer
The response has no answer records.
Authority
registrar.eu. 900 SOA ns-1771.awsdns-29.co.uk. dns.openprovider.eu. 2026022501 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0