dmarclyeu.com has no MX records.
Question and response
Question
dig dmarclyeu.com. MX
Answer
The response has no answer records.
Authority
dmarclyeu.com. 1800 SOA dean.ns.cloudflare.com. dns.cloudflare.com. 2397677263 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0