mail.n200.org has no MX records.
Question and response
Question
dig mail.n200.org. MX
Answer
The response has no answer records.
Authority
n200.org. 3600 SOA ns1.n200.org. admin.n200.org. 2025070416 7200 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0