• Our team is looking to connect with folks who use email services provided by Plesk, or a premium service. If you'd like to be part of the discovery process and share your experiences, we invite you to complete this short screening survey. If your responses match the persona we are looking for, you'll receive a link to schedule a call at your convenience. We look forward to hearing from you!
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    If you qualify and participate, you’ll receive a $30 Amazon gift card as a thank-you. Please apply here. Thanks for helping shape a better SEO product for agencies!
  • The Horde webmail has been deprecated. Its complete removal is scheduled for April 2025. For details and recommended actions, see the Feature and Deprecation Plan.

email queue

  1. M

    Resolved My Server stop send and receive emails after Plesk Obsidian 18.0.68 Update 1

    All the mails in the queue are stuck as deferred Summary status 4.3.2 deferred (host 127.0.0.1[127.0.0.1] said: 421 4.3.2 Service shutting down, closing channel (in reply to RCPT TO command)) Please help!
  2. Polli

    Resolved [MailQueueList.Filter.Status.maildrop] since last update of Plesk Email Security

    Hi Since the last update of Plesk Email Security there are strange entries in the email queue. These mails are not delivered despite being marked green. I can only empty the queue to remove the entries. I cannot select them. What is going wrong here?
  3. R

    Question Server down, emails in queue or undeliverable?

    Hello Community, If my server running Plesk goes down and I have to restart it, will my emails that came during this downtime be saved in the queue so that they show up again when I turn it on or will they be lost? And what would happen if I completely reinstall the server?
  4. S

    Issue SMTP not working to some providers

    Hello, when i send a mail from my server (with a wordpress contact form, not an existing adress) to a gmail adress it works fine. When i send a mail to another provider then its just stuck in my mail queue. I tried postfix smtp first and then qmail but it didnt help. I also added my server...
  5. C

    Resolved incoming email stuck in queue - deferred

    I have a server running Ubuntu 16.04.3 and Plesk Onyx 17.0.17. Recently all email incoming to the server has stopped functioning. Upon investigation I found that all incoming mail is being held in the queue as deferred. Messages in queue: 788 deferred, 0 held, 0 incoming, 0 active, 0 corrupted...
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