Custom Domains

📄️ FAQ about using e-mail addresses with a custom domain name

I haven’t registered a custom domain name yet. Can I do this through mailbox.org?

📄️ How to configure e-mail clients automatically through DNS

There are some e-mail programs that make it easy for users to add new mailboxes or e-mail addresses. These programs offer wizard tools that automatically collect the configuration data that is required for the user to be able to send and receive e-mails. Usually, the only information a user needs to enter is the e-mail address to set up, as well as a username and password. Mail clients like Thunderbird or Outlook expect this configuration file at a URL like https//autoconfig.mailbox.org/mail/config-v1.1.xml.

📄️ How to set DKIM entries with TXT fields in the DNS

DKIM through TXT is deprecated

📄️ How to set up a catch-all alias with a custom domain name

If you are using mailbox.org with a custom domain name, it is possible to set up a so-called catch-all filter. That means all e-mails sent to the domain will be received at a “catch-all” alias address, even if the particular e-mail or alias used by the sender does not actually exist on the server.

📄️ How to specify a key server in the SRV record

Finding the correct PGP key of an e-mail recipient is a frequent problem for anyone who uses e-mail encryption to communicate securely with others. Certain software applications will be able to determine the right keys to use automatically, but only if the "HKPS-SRV" record for the e-mail domain was configured correctly in the Domain Name System (DNS) beforehand.

📄️ SPF, DKIM, and DMARC - How to improve spam reputation and avoid bounces

How to Improve Spam Reputation and avoid Bounces

📄️ Using e-mails with a custom domain

This article has been updated for beta users. You can find the new version for beta users further below.