Select your mail server below:

To whitelist for Google Workspace, we recommend using one of the methods listed below:

• Use our Direct Message Injection (DMI) feature. For more information, see our DMI Configuration Guide .
• If you're unable to use DMI, then whitelist by email header. For more information, see our Whitelisting By Email Header In Google Workspace article.
• If you're unable to whitelist by email header, then whitelist by content compliance. For more information, see our Whitelisting by Content Compliance in Google Workspace article.