SSL certificate Warnings & Errormessages



the ssl_error_bad_cert_domain error is shown when the domain name on the certificate doesn’t match the domain of your site. A lot of hosting providers will have a default SSL certificate installed using their own domain. When visiting a site that doesn’t have it’s own certificate installed this error occurs. To test this you can do a test over at the Qualys SSL Labs to check your certificate. If the domain name does not match the SSL Labs test will show it. This can be fixed by installing a certificate for your domain.

This error can also occur when you have configured a certificate with a www or non-www domain while your website uses the other. For example, if your WordPress site address is set to but the certificate is for the non-www domain ( this will lead to an error. To fix this, add both domains to the certificate like this:


Related Articles

  • err_ssl_protocol_error

    err_ssl_protocol_error The err_ssl_protocol_error is usually caused by a failure to securely communicate with the server and often has to do with the server configuration. For any SSL related error there...
  • Does SSL improve my security?

    Sure. But I would not say it is the first thing should do. To prevent your site from getting hacked, start with the following: Do not use Admin as your...
  • 403 errors on my images when SSL is activated

    Sometimes users get the issue that their images are not visible on the site after activating SSL, but the images are loaded with SSL links, and load fine when loaded...
  • How to check if the mixed content fixer is active

    Really Simple SSL inserts a marker “data-rsssl” in the websource as a way to check if it’s working. If it it’s there the mixed content fixer is active. Really Simple SSL...

Leave a Comment