nutdisability.xyz has no MX records.
Question and response
Question
dig nutdisability.xyz. MX
Answer
The response has no answer records.
Authority
xyz. 900 SOA ns0.centralnic.net. hostmaster.centralnic.net. 3000839256 900 1800 6048000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0