Fixing Let’s Encrypt “Invalid Response” Errors in Nginx
If you’re using Let’s Encrypt to secure your website with HTTPS, you may run into the following error when trying to issue or renew a certificate: Let’s Encrypt got an invalid response from http://<DOMAIN>/.well-known/acme-challenge/<TOKEN> This usually means that Let’s Encrypt was unable to reach the challenge file on your server over HTTP. Without being able […]
Fixing Let’s Encrypt “Invalid Response” Errors in Nginx Read More »









