scpe.echoes.net has no MX records.
Question and response
Question
dig scpe.echoes.net. MX
Answer
The response has no answer records.
Authority
scpe.echoes.net. 172800 SOA ns1.echoes.net. hostmaster.echoes.net. 2025121501 3600 1800 1209600 172800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0