Customize DNS Filtering block page in Nebula

Customize your global block page by changing the company logo or specifying a message to users when reaching a page blocked by DNS Filtering.

Customize block page

1. On the left navigation menu, go to Monitor > DNS Filtering.
2. Select the Global Settings tab.
3. Disable Use ThreatDown default block page.
4. Complete the following fields and preview your changes on the right:
   
   • Your organization name
   • Logo URL: Verify the logo URL is not blocked in your DNS rules. Use the lookup domain categories feature to identify if your logo URL is blocked. For more information, see Create global DNS Filtering exclusions in Nebula.
   • Header text: Title of the message to display to the user.
   • Message: Message to display to the user.
   • Admin email address: Provides a button called Contact your administrator for users to click when they have questions about the block. When clicked, an email is drafted to this email address. 
   • Email subject line: When a user clicks Contact your administrator, the email draft includes this pre-populated subject line.
5. In the top right, click Save.

Return to Nebula DNS Filtering guide.