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Article ID: 129159, created on Jul 24, 2016, last review on Jul 24, 2016

  • Applies to:
  • Plesk Automation 11.5


How to enable the option Use DomainKeys spam protection system to sign outgoing email messages server wide (for all domains)?


  1. Enable option Allow signing outgoing mail under Hosting Provider CP > Infrastructure > Mail Service Node > Mail Service Settings.

  2. Login to PA Management node and create list of domains with Mail Services:

    [root@pa115mn ~]# mysql -uadmin -p`cat /etc/psa/.psa.shadow` psa -Ne"select name from domains where id in (select dom_id from DomainServices where type='mail' and ipCollectionId in (select ipCollectionId from IpAddressesCollections where ipAddressId in (select id from IP_Addresses where ip_address='')));" > domains_with_mail.txt

    Note: - is IP address of Postfix Mail Service node.

  3. Run the command:

    [root@pa115mn ~]# for d in `cat /root/domains_with_mail.txt`;do /usr/local/psa/bin/domain_pref -u $d -sign_outgoing_mail true; done 

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