You have probably heard about the huge mess caused by the DST Root CA X3 expiration of Let’s Encrypt. I’m trying to solve this problem for all my websites. And I have a very annoying issue with one of them.
My goal is to get rid of the Let’s Encrypt certificat, to use the Cloudflare one which seems to be supported way more widely by my user base. Of course it implies that I proxify all my servers, which is alright in this specific following case: