Add a Subdomain

In Tenable Attack Surface Management, you can add a subdomain to an existing domain in your inventory.

To add a subdomain to a domain in your inventory:

1. In Tenable Attack Surface Management, in the upper-right corner, click the button.

2. In the drop-down list, select an inventory.

3. In the list of domains, hover over the domain to which you want to add a subdomain.

4. Click the button.

5. In the drop-down list, click Add subdomain.

   The Add missing subdomain window appears.

6. In the text box, type a subdomain or comma-separated list of subdomains.

7. Click the Add subdomains button.

   The subdomains are added to your inventory and Tenable Attack Surface Management automatically begins identifying assets in the subdomain.