After I added a custom domain to my app, when I visit that domain it shows me a SSL version or cipher mismatch error.
This site can’t provide a secure my-website.com uses an unsupported protocol. ERR_SSL_VERSION_OR_CIPHER_MISMATCH
This textbox defaults to using Markdown to format your answer.
You can type !ref in this text area to quickly search our full set of tutorials, documentation & marketplace offerings and insert the link!
These answers are provided by our Community. If you find them useful, show some love by clicking the heart. If you run into issues leave a comment, or add your own answer to help others.
This can happen when the CNAME isn’t yet configured before adding it to app. Our TLS certificate issuer caches the NXDOMAIN (not found) DNS record, and the TLS certificate issuing is delayed. Normally it resolves automatically once the NXDOMAIN cache expires in about 30 minutes.
I have the same problem, Many hours, and the problem persist. :(
Want to learn more? Join the DigitalOcean Community!
Join our DigitalOcean community of over a million developers for free! Get help and share knowledge in Q&A, subscribe to topics of interest, and get courses and tools that will help you grow as a developer and scale your project or business.
Sign up now
Is anyone able to find a solution to this error? Facing this problem with Vercel.