![]() dig TXT will see in the Answer section I have the following entry .Ė00 IN TXT "v=spf1 +a +mx +ip4:144.76.163.46 ?all" Now let’s check with dig if the SPF is OK. - Is the IP of the mail server that is responsible for sending the mails, it is automatically filled in when you apply the zonesĪfter you do this modification you should apply it.Let’s modify it a little bit to be better, if you are gonna host multiple domains from your server, then you should probably modify it too. This means the SPF is enabled on our domain. Let’s open the DNS Template, you will see there that, there is an entry for SPF v=spf1 +a +mx -all usr/local/psa/admin/sbin/autoinstaller -select-release-current -install-component postfix So let’s take a look at how we can integrate SPF + DK + DKIM with Postfix in Plesk 11.5 on Debian Wheezy.įirst things, first, if you are using QMail switch to Postfix, to install Postfix you can either use the GUI, or you can do it from a console. I leased a dedicated server from Hetzner, and I got the Plesk option, for administration, so I don’t have to bother with administration, but turns out I’m not so lucky, I’ve ran into a lot of issues with using Plesk, so I had to do my own fixes. Note: The line with the IP address should exist only once in the /etc/postfix/master.cf configuration file.Shows up a detailed process on how to set up SPF + DK + DKIM with Postfix in Plesk 11.5 on Debian Wheezy, step by step, and how to test to make sure everything is working correctly Smtp_bind_address6= -o smtp_address_preference=ipv4 If output is different and a 3rd-party service is running, kill the process:Įdit file /etc/postfix/master.cf and comment out all duplicate lines in the configuration, for example:ĬONFIG_TEXT: 203.0.113.2- unix - n n - smtp -o smtp_bind_address=203.0.113.2 -o Verify that another application is not using port 25 (output should be exactly as below): Wrong configuration entries in /etc/postfix/master.cf, duplicate entries exist. Postfix/master: fatal: bind 0.0.0.0 port 25: Address already in useĮRR proc_close() failed with exit code mailmng-service failed: exit status 1 It is not possible to start postfix, it fails with the error below in /var/log/maillog log file:ĬONFIG_TEXT: postfix/postfix-script: starting the Postfix mail system ![]()
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