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Runbox Email Settings

Last updated: February 21, 2026

How to connect your Runbox email account (runbox.com) to InflowMail.

Server Settings

Incoming Mail (IMAP)

Server
mail.runbox.com
Port
993
Security
SSL/TLS

Outgoing Mail (SMTP)

Server
mail.runbox.com
Port
465
Security
SSL/TLS

Supported Domains

These email domains use Runbox's servers and will be automatically detected by InflowMail:

@runbox.com

Notes

Use your Runbox password.

How to Connect Runbox to InflowMail

  1. 1 Create an InflowMail account or sign in to your existing account.
  2. 2 Go to Settings > Connected Accounts and click Add Account.
  3. 3 Select IMAP and enter your runbox.com email address. InflowMail will auto-detect the server settings.
  4. 4 Enter your email password to authenticate.
  5. 5 Your emails will start syncing immediately. The initial sync may take a few minutes for large mailboxes.

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