Wildcards and Domain Management

Every domain that you add to a domains list has an implied left side and right side wildcard. Wildcards support top-level domains (TLDs).

Domains List EntryImplied Wildcard**

Adding to a domains list results in requests to or its subdomains, for example: or

Known Limitations

  • Umbrella does not support the following format of domains in domains lists:
    • *
    • subdomain.*.com
    • sub*.com
    • domain.*
  • Umbrella does not support asterisks (*) in domains list entries. You can not use an asterisk (*) to wildcard a different part of the domain.
  • Umbrella does not support regular expressions in URL paths.

Add Domains < Wildcards and Domain Management > Manage Policies