relay.4me.qa has no MX records.
Question and response
Question
dig relay.4me.qa. MX
Answer
The response has no answer records.
Authority
4me.qa. 900 SOA ns-1296.awsdns-34.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0