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Most of the time, this happens if the certificate is expired, not set up right, or the domain isn’t fully connected yet.
If you’re using App Platform, SSL should be automatic as long as your domain is pointing correctly. But if you’re running your own server, like with Nginx or Apache on a Droplet, you might need to renew your Let’s Encrypt cert manually, certbot renew usually does the trick.
Also worth double-checking that your DNS records point to the right IP and that everything’s propagated.
If you share more about your setup, I can out further.
- Bobby
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