> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abusix.com/llms.txt
> Use this file to discover all available pages before exploring further.

# CPanel

To add Guardian Mail:

1. Log into WHM.

2. On the left, select “Exim Configuration Manager,” then select the “RBLs” tab.

3. Select “Manage Custom RBLs.”

4. Under “Add a new [RBL](https://abusix.com/glossary/real-time-blocklist/),” enter the following:

```
Rbl Name: abusix
Rbl Info URL: https://lookup.abusix.com
Dns List: <APIKEY>.combined.mail.abusix.zone
(Replace <APIKEY> with Your API key from your account in
```

5. Replace \<APIKEY> in all places with “**Your API key”** from your account in [app.abusix.com](http://app.abusix.com).

6. Click “Add” – you’ll be shown a notification page directing you to enable it in your Configuration Editor, then rebuild your Exim config.

7. Click “Exim Configuration Editor” and select the “RBLs” tab.

8. To the right of “Custom [RBL](https://abusix.com/glossary/real-time-blocklist/): abusix”, select “On”

9. Click “Save” to rebuild the Exim Configuration.