• Please be aware: Kaspersky Anti-Virus has been deprecated
    With the upgrade to Plesk Obsidian 18.0.64, "Kaspersky Anti-Virus for Servers" will be automatically removed from the servers it is installed on. We recommend that you migrate to Sophos Anti-Virus for Servers.
  • 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.
  • We’re working on enhancing the Monitoring feature in Plesk, and we could really use your expertise! If you’re open to sharing your experiences with server and website monitoring or providing feedback, we’d love to have a one-hour online meeting with you.

sni

  1. P

    Issue Dovecot SNI doesn't seem to be working with Plesk Premium Email Extension (Kolab/Guam)

    I've been investing some serious hours to get Postfix/Dovecot working with SNI certifiactes and the Plesk Premium Email Extension (Kolab) now. However, echo | openssl s_client -connect localhost:993 -servername xyz.com will keep returning the global server's mail certificate, not dovecot's...
  2. TimReeves

    Issue Postfix SNI TLS-Certs not auto-updated

    This morning I could not send mail from some accounts, Thunderbird said the certificate has expired. Problem: When selecting "SSL/TLS certificate for mail" in the mail settings of an individual domain, the certificate for Postfix for that domain is stored by Plesk in...
  3. B

    Resolved Let's Encrypt with shared ip address

    Looking at the Plesk documentation. It states that a dedicated IP address is not needed for every website that uses a Let's Ecrypt SSL. (SSL and Shared IP Addresses) I am running on Ubuntu 18.04. I assume there is no issue with this version. The issue I am having, is once the SSL is assigned...
  4. R

    Resolved How to check or to enable SNI as active

    I am still having some troubles with certificates on the domains I have on my dedicated server. I have read that SNI must be enabled on the server for assigning an SSL certificate to a website hosted on a shared IP address, otherwise the server will associate that certificate with all other...
  5. Kristo

    Resolved Multiple SSL Certs

    I´d like to use a wildcard SSL Certificate to secure my main domain and some of its subdomains (with Plesk v12.5.30 for linux). E. g. maindomain.tld mail.maindomain.tld (used for smtp / imap) webmail.maindomain.tld (used for online mail interface) While having only one IP adress for all...
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