dns2.3menatwork.com has no MX records.
Question and response
Question
dig dns2.3menatwork.com. MX
Answer
The response has no answer records.
Authority
3menatwork.com. 3600 SOA NS91.WORLDNIC.com. namehost\@WORLDNIC.com. 125011311 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0