Configuring Advanced Options for DMARC Validation

You can configure how to proceed depending on the results of DMARC validations.

You have activated the DMARC validation.

You can configure how to proceed depending on the results of DMARC validations.

  1. Log in to the Control Panel with your administrative credentials.
  2. Select your domain from the scope selection.
  3. Navigate to Security Settings > Email Authentication.
  4. Click on Advanced options.
    Figure 1: Open advanced options

    A warning message is displayed.

  5. Important:

    Changes to the advanced options can result in the delivery of malicious emails.

    To change the advanced options, click on Confirm.
    Figure 2: Confirm
  6. Optional: Under Advanced DMARC settings, define what shall happen after a DMARC fail. You have the following options:
    • Quarantine email as spam:

      The email is marked as spam and stored in quarantine.

    • Reject email:

      The email is rejected. The email is neither delivered to the recipient nor stored in quarantine.

    • Apply sender domain policy:

      After a DMARC Fail, the email is handled according to the DMARC policy of the sender’s domain.

      Note:

      If you select this option, you trust the DMARC policies of third parties.

    Figure 3: Select behavior after a DMARC fail

    If the option Apply sender domain policy has been selected, additional settings are displayed.

  7. If you have selected the option Apply sender domain policy, select under If sender policy is set to "None": the behavior to apply if the DMARC policy of the sender's domain has been set to “None”If sender policy is set to "None":. You have the following options:
    • Quarantine email as spam:

      The email is marked as spam and stored in quarantine.

    • Reject email:

      The email is rejected. The email is neither delivered to the recipient nor stored in quarantine.

    • Take no action:

      The DMARC fail does not trigger any action. Subsequently, the email is checked by other filters of our services.

    Figure 4: Behavior if sender policy is set to "None"
  8. Optional: To reset the DMARC settings to the default settings, click on Default settings for DMARC validation.
    Note:

    The default setting is to store emails after a DMARC fail as spam in quarantine.

The advanced options for the DMARC validation have been configured.