bloop.email
IMAP settings

T-Online (Telekom) IMAP and SMTP settings

The server settings to add T-Online (Telekom) to any mail app, for addresses ending in @t-online.de or @magenta.de.

Incoming mail (IMAP)
Serversecureimap.t-online.de
Port993
SecuritySSL/TLS
Outgoing mail (SMTP)
Serversecuresmtp.t-online.de
Port465
SecuritySSL/TLS
Sign-in
UsernameYour full t-online.de or magenta.de email address
PasswordThe separate password for email programs, not your Telekom Login password.

From Telekom Hilfe: Posteingangsserver und Postausgangsserver. Check there if something has changed.

Before you start

Use T-Online (Telekom) in a native Mac app

Bloop.email works with any IMAP account. Enter these settings once, and T-Online (Telekom) sits next to your other inboxes, with trackers blocked and nothing between your Mac and your provider.