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tools:emailsec [2023/04/26 14:07]
darron [DMARC] 		tools:emailsec [2023/05/18 21:05] (current)
darron [DKIM]
Line 15: Line 15:
 __Zone__ __Zone__
 <code> <code>
-1H IN TXT "v=spf1 a:hostname -all"+1H IN TXT "v=spf1 a:HOSTNAME -all"
 </code> </code>
  
Line 106: Line 106:
 remote_smtp_dkim_DOMAIN: remote_smtp_dkim_DOMAIN:
  driver           = smtp  driver           = smtp
 + helo_data        = HOSTNAME
 + interface        = <;IPV4;IPV6
  dkim_domain      = DOMAIN  dkim_domain      = DOMAIN
  dkim_selector    = dkim  dkim_selector    = dkim
  dkim_private_key = /etc/exim4/private.pem  dkim_private_key = /etc/exim4/private.pem
 </code> </code>
 +
 +For SPF the HOSTNAME must resolve to the specified IP address(es).
  
 The DKIM domain needn't be the same as the sender domain. The DKIM domain needn't be the same as the sender domain.
Line 119: Line 123:
  
 ^Policy^Effect^ ^Policy^Effect^
-|None|Mail delivered normally| +|none|Mail delivered normally| 
-|Quarantine|Mail delivered to spam folder| +|quarantine|Mail delivered to spam folder| 
-|Reject|Mail rejected and not delivered|+|reject|Mail rejected and not delivered|
  
 For reporting, providers such as google send details of e-mails that pass and fail. For google the reports originate from noreply-dmarc-support@google.com. For reporting, providers such as google send details of e-mails that pass and fail. For google the reports originate from noreply-dmarc-support@google.com.