fm-hosted.com has no MX records.
Question and response
Question
dig fm-hosted.com. MX
Answer
The response has no answer records.
Authority
fm-hosted.com. 10800 SOA udns1.ultradns.net. hostmaster.guardiananalytics.com. 2026012300 10800 900 604800 10800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0