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tools:emailsec [2023/05/18 21:04]
darron [DKIM] 		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        = DOMAIN+ helo_data        = HOSTNAME
  interface        = <;IPV4;IPV6  interface        = <;IPV4;IPV6
  dkim_domain      = DOMAIN  dkim_domain      = DOMAIN
Line 112: Line 112:
  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.