If you are no longer using an IP prefix that was allocated to your IP space, you can release it back to the pool.


Verify that your role includes the IP Spaces:View and IP Spaces:Configure rights.


  1. In the top navigation bar, click Networking.
  2. Click IP Spaces.
  3. Click the name of the IP space.
  4. Under Allocation, click IP Prefixes.
  5. Select the IP prefix, click Release, and confirm the action.