ns2.ascio.net has no MX records.
Question and response
Question
dig ns2.ascio.net. MX
Answer
The response has no answer records.
Authority
ascio.net. 86400 SOA dns1.cscdns.net. hostmaster.cscdns.net. 2017091813 43200 3600 864000 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0