Tag: or is misconfigured.#012REJECT

The sender’s domain is not registered in Panel, or is misconfigured.#012REJECT

I have a Plesk 12.5 installation with CentOs 6.8 Server. All installations are up to date, but this actually broke my installation after the last Plesk auto upgrade. At the last Plesk upgrade, my server can no longer use sendmail to send email directly from the server. The errors I […]