ddi-sdf1.msfiber.net has no MX records.
Question and response
Question
dig ddi-sdf1.msfiber.net. MX
Answer
The response has no answer records.
Authority
msfiber.net. 3600 SOA ddi-sdf1.msfiber.net. administrator.msfiber.net. 2024051885 3600 3600 3600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0