[تم الحل] I have two registrations for same site

Background of the issue:
I have two registrations for the same site, الرابط المخفي, and I need to delete one of them to register a new site if needed. I am unsure which registration is not being used because I don't want to lose any data from my website.

Symptoms:
I have two registrations for the same site and need to identify which one is not in use.

Questions:
How can I identify which registration is not being used?
What steps should I follow to safely delete one registration without losing data?