n-01.fc.ffm.tmw-shield.com has no MX records.
Question and response
Question
dig n-01.fc.ffm.tmw-shield.com. MX
Answer
The response has no answer records.
Authority
tmw-shield.com. 300 SOA ns-01.t-w.dev. abuse.t-w.dev. 2026022702 3600 7200 1209600 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0