Access the mail through email clients

Glesys email service supports both IMAP and POP3, with or without encryption.


It is possible to use the Glesys email service with virtually all types of email programs on computers and mobile phones, as long as the program supports IMAP or POP3 for reading email, and SMTP for sending email.

The following servers, ports, and protocols are available. You should always choose an option with encryption (SSL or TLS).

Incoming email (IMAP or POP3)

The hostname for both IMAP and POP3 is mail.glesys.se. The username is the complete email address for the account. The password is the one displayed when you created the account.

The following ports can be used:

Ports for IMAP

  • Without SSL/TLS: 143

  • With TLS: 143

  • With SSL: 993

Note that the same port is used for both unencrypted communication and TLS. Therefore, make sure to enable TLS in the email client to avoid unintentional unencrypted communication.

Ports for POP3

  • With SSL: 995

  • Without SSL: 110

Outgoing email (SMTP)

The Glesys SMTP server (outgoing email) is located at mail.glesys.se on the following ports. Note that you need to authenticate with the SMTP server to send emails. The username is the complete email address, and the password is the one displayed when you created the account.

  • With TLS: 587 or 25

  • With SSL: 465

  • Without SSL: 25

Note that port 25 can be used both unencrypted and with TLS. Therefore, make sure to enable TLS in the email client to avoid unintentional unencrypted communication.

Examples with common email clients

Here are examples of configurations for two common email clients—Thunderbird, macOS Mail, and Microsoft Outlook 2021. Other clients are configured similarly.

You add your account to Thunderbird by clicking on Edit → Account Settings. Then, click on Account Actions → Add Mail Account.

Now, fill in the name and email address. Then, click on Configure manually.

In the next dialog box, enter the settings for the Glesys IMAP and SMTP servers.

Incoming server

  • Protocol: IMAP

  • Hostname: mail.glesys.se

  • Port: 993

  • Connection security: SSL/TLS

  • Authentication method: Normal password

  • Username: the complete email address for the account

Outgoing server

  • Hostname: mail.glesys.se

  • Port: 465

  • Connection security: SSL/TLS

  • Authentication method: Normal password

  • Username: the complete email address for the account

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