I have now found a solution for myself.
I followed the steps in this guide and set up postfix with opendkim.
Now my emails pass SPF, DMARC, and DKIM.
But thank you very much for your help and your suggestions.:)
By deleting the directory, I can only check the box again. However, the original problem still persists. I have executed the chmod command, and when I run ls -l /etc/domainkeys/domain, I receive the following message: -rwxr-xr-x 1 root popuser 1704 May 4 18:36 default. So, the permission was...
When I disable the function, I receive the following error message when re-enabling it: "Error: Failed to get DKIM public key: filemng: Failed to change directory to /etc/domainkeys/ds-pv.de: Permission denied System error 13: Permission denied". Only after deleting the /etc/domainkeys folder...
I have also manually added the DNS entry that Plesk automatically generated in the DNS settings—namely, default._domainkey—to my DNS provider. However, despite these settings, emails sent from my server do not have the DKIM signature in their headers. Consequently, I am receiving messages from...
Thank you for your response.
I have confirmed that the BIND DNS server component is indeed installed on my Plesk server. I checked this through Tools & Settings > Updates, and then by clicking on Add/Remove Components, as suggested.
Additionally, I accessed my server via SSH and verified...
Hello everyone,
I am using a Plesk server that also functions as my mail server. For my domain's email settings, I have enabled the option "Use DKIM spam protection system to sign outgoing email messages." However, under the "External DNS Configuration" section, no DKIM DNS entry is displayed...