fc08ww02.okitup.net has no MX records.
Question and response
Question
dig fc08ww02.okitup.net. MX
Answer
The response has no answer records.
Authority
okitup.net. 3600 SOA ns-1609.awsdns-09.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0