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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

DKIM: Difference between revisions

249 bytes added ,  2 September 2021
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Also see [[SPF Record]]
 
DKIM is one of many methods which tries to protect email senders and recipients from spoofing/spam. and to proove that an email hasn't been tampered with.
 
A domain owner can add DNS records which will publish a public key in a specially formatted
 
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 DKIMDMARC, you can read more about DKIM on other place or RFC7489
 
Adding a DMARC DNS record is optional, but can be beneficial.
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