ghst.net has no MX records.
Question and response
Question
dig ghst.net. MX
Answer
The response has no answer records.
Authority
ghst.net. 1200 SOA dns0.gandi.net. hostmaster.gandi.net. 2022031401 900 900 1209600 1200
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0