mail.tablayeso.com has no MX records.
Question and response
Question
dig mail.tablayeso.com. MX
Answer
The response has no answer records.
Authority
tablayeso.com. 300 SOA ns.rackspace.com. hostmaster.rackspace.com. 1460786857 3600 300 1814400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0