SSL renewal fails for subdomains

Endre Ottem

Verified User
Joined
Jul 4, 2019
Messages
13
For some reason, DA fails to renew Let's Encrypt certs when the A record for the domain name points to another server. An example:

We use DA for mail and DNS for a lot of our clients. In many cases though, their website is hosted on another server. This is because we deliver CMS and webshop solutions as a service, and use separate servers for this, set up and tuned especially for this purpose. Now, manually adding or renewing a Let's Encrypt cert for mail.[domain] and webmail.[domain] works fine. But when it comes to automatically renewing the certs, DA always fails.

I suspect this is because the A record for the main domain points to another server, however, since the cert was initially created only for mail.[domain] and webmail.[domain], isn't there a way to make DA remember that instead of trying to validate a host name that wasn't secured by DA in the first place? Or is there a way to have DA continue to try to secure the subdomains, even if the main domain fails (like cPanel does)?

Like I mentioned, DNS for the domains are in most (but not all) cases managed by DA. Usually, it's only the website that points to another server.
 
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