host.becaudio.com has no MX records.
Question and response
Question
dig host.becaudio.com. MX
Answer
The response has no answer records.
Authority
becaudio.com. 86400 SOA dns1.dnsclusterhost.com. administrator.webline-services.com. 2026022300 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0