You can remove one or several domains at the same time. To remove domains:
Select the Domains shortcut in the navigation pane. The page will open displaying the list of registered domains:

Select the domains that you wish to remove by checking the corresponding checkboxes.
Click Remove Selected. The Removal confirmation page appears:

Select the checkbox to confirm removing, and click OK. If you decide to not delete these domains or wish to modify the list of domains selected for deletion, click Cancel.