To delete a record in a private zone, follow these steps.
Log on to the Alibaba Cloud DNS console. In the left-side navigation pane, click Zone list under PrivateZone.
Find the target private zone, and click the zone name to enter the Resolution Settings page.
On the Resolution Settings page, find the record that you want to delete, and click Delete in the Actions column.
Note: A record cannot be recovered after it is deleted. Exercise caution.