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Even if messages are just signed, then this can help them not to be marked as spam by the recipient. This can help prevent messages that our customers send to gmail/outlook being put in to spam folders.
====Long txt records?====
If you are adding your own txt records and they are over 256 characters long, see [[Domains:DNS_Types]] for details on how to 'split' the record in to separate chunks.
== Signing by smtp.aa.net.uk ==
=DMARC=
This is just a brief overview of
Adding a DMARC DNS record is optional, but can be beneficial.
If you add DMARC records then you also need to make sure that
all the email you send is being sent through smtp relays which will sign your messages. ie, '''all your email for your domain would want to be
sent through smtp.aa.net.uk'''
There are various online generators for creating a dmarc record, but the contents of the record will cover the following basic settings:
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