Adding DKIM to Postfix

DKIM on Postfix: https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-dkim-with-postfix-on-debian-wheezy The configuration can be tested by sending an empty email to check-auth@verifier.port25.com and a reply will be received. If everything works correctly you should see DKIM check: pass under Summary of Results. ========================================================== Summary of Results ========================================================== SPF check: pass DomainKeys check: neutral DKIM check: pass Sender-ID check: pass SpamAssassin check:…

DMARC

Amazonon DMARC (http://sesblog.amazon.com/post/Tx22ZELXSSZRYZR/What-is-DMARC-and-should-you-use-it). This Google article is also helpful: https://support.google.com/a/answer/2466563?hl=en If you scroll down to the ‘Example records’ section, you’ll see a number of examples on how to write the TXT record. Here’s an example of that record: _dmarc.advancedmediawebs.com. 3600 IN TXT “v=DMARC1; p=quarantine; pct=5; rua=mailto:mark@domain.com”

Is SpamAssassin Working

Check the header of an email X-Spam-Status: No, score=0.1 X-Spam-Score: 1 X-Spam-Bar: / X-Ham-Report: Spam detection software, running on the system "server.domain.com", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have…

IMAP and POP Email Settings

For a plesk server IMAP Incomming server Server: mail.domain.com Connection security: none Authentication: Password, transmitted insecurely User Name: user@domain.com Port: 143 Outgoing Server: Server: mail.domain.com Connection security: STARTTLS Authentication: Encrypted password User Name: user@domain.com Incomming: Port 587 POP Incomming server Server: mail.domain.com Connection security: STARTTLS Authentication: Encrypted Password User Name: user@domain.com Port: 110 Outgoing Server:…