Guidelines for Scripts with External Email Recipients

Preventing Rejected Mail and Complying with DMARC Guidelines

Many leading email providers such as Gmail, Yahoo, and AOL are implementing stringent measures to combat spam by blocking email servers that send unsolicited emails. To ensure your emails are delivered successfully, it's crucial to adhere to DMARC guidelines when using forms, mail scripts, or mailing lists. Sending emails directly to these providers from scripts or forms may result in rejection. To avoid such issues, consider the following recommendations:

Configuring Scripts for DMARC Compliance

  • Set the FROM address in your script or form to your website's email address (e.g.,
  • Specify the REPLY-TO address as the user's email address (e.g.,
  • Use your website's email address instead of the server's email address for both FROM and REPLY-TO fields.
  • Ensure that FROM and REPLY-TO addresses are unique to prevent email rejection.

At Buzix, we've already taken steps to ensure DMARC compliance across our servers by providing SPF and DKIM keys within the DNS zone file configurations for all hosted domains.

Please note that our DNS servers are,, and It's important to use these DNS servers to ensure DMARC guidelines compliance.