I see. Can you try removing both the www and non-www version of the domain and re-add? Sorry for the additional steps but I’m unable to see the error on my end so if you could retry after removing all custom domains from the project and re-adding and send the screenshots I can talk to other team members to see what could be going wrong.
Hi @morancie-gmailcom, after talking to our support folks. We’ve found that the AAAA record is interfering with your configurations. So, removing this record should solve the issue: