relay.wiredblade.com has no MX records.
Question and response
Question
dig relay.wiredblade.com. MX
Answer
The response has no answer records.
Authority
wiredblade.com. 3000 SOA ns1.dynu.com. administrator.dynu.com. 1 1800 300 86400 86400
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0