I recently set up a new mail in a box server. some emails are going to spam.
I used mail-tester and it returned with the error below. Is it possible for me to modify the SPF record on my box without using an external name server?
What we retained as your current SPF record is:
v=spf1 include:transmail.net ~all
It should be changed to:
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More information about this error:
hamletmail.com: Sender is not authorized by default to use ‘email@example.com’ in ‘mfrom’ identity, however domain is not currently prepared for false failures (mechanism ‘~all’ matched)