ns40.wpxhosting.com has no MX records.
Question and response
Question
dig ns40.wpxhosting.com. MX
Answer
The response has no answer records.
Authority
wpxhosting.com. 38400 SOA ns1.wpxhosting.com. root.v1.wpxhosting.com. 2026021805 10800 3600 604800 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0