You can redirect your Custom Domains URL by adding 404 Redirection Rules.
The Redirection Rule works based on the order. An URL will be redirected to the first Matching rule. Also note the URL Redirect will not work if your landing page is live, it will only work if the corresponding landing page URL's are unpublished. Please check the instruction below on how to set up Redirection Rules.
Create a New Redirection Rule
Select the Redirection Rule Tab under Domains.
Select the domain you want to add a Redirect Rule and click on Add a Rule.
Enter the domain name and the slug under If URL matches.
Enter the Redirect URL under then redirect to.
Edit an Redirection Rule
Select the Redirection Rule Tab under Domains.
Select the domain you want to edit a Redirect Rule and click on Edit Rule.
Once you have made the changes, Click Update Rule.
Move Redirection Rule Up/Down
Select the Redirection Rule Tab under Domains.
Select Move Rule Up/Down Menu item near the Edit Rule Menu to move the rule up/down the order.
Delete a Redirection Rule
Select the Redirection Rule Tab under Domains.
Select Delete Menu item near the Edit Rule Menu to delete a rule.