kenobi.dagent.net has no MX records.
Question and response
Question
dig kenobi.dagent.net. MX
Answer
The response has no answer records.
Authority
dagent.net. 300 SOA ns2.exsbs.net. hostmaster.digitalagent.net. 2005051266 3600 900 604800 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0