Check SSL Certificate

Use our fast SSL Checker to help you quickly diagnose problems with your SSL certificate installation. You can verify the SSL certificate on your web server to make sure it is correctly installed, valid, trusted and doesn’t give any errors to any of your users. To use the SSL Checker, simply enter your server’s public hostname (internal hostnames aren’t supported) in the box below and click the Check SSL button.

Quickly determine if the TLS/SSL certificate installed on your server has been properly configured. Our experts will install, configure, redirect to https, and update mixed content errors and firewall settings for you. By starting Co-Browsing, you temporarily transfer your browser view to a member of the IONOS service team, so that we can better support you. Other browser contents or parts of your screen cannot be seen. You can also grant the right to write and edit using the additional release for control. If the website entered does not pass the Heartbleed test, or one of the other security checks, our tool will let you know and provide advice on how to solve the problem.

SSL Checker

However, when the version was updated from SSLv3.0 to SSLv4.0, it was renamed TLSv1.0. Therefore, in 2014, the search engine giant Google announced HTTPS as a ranking signal. Today, if you want your website to look legitimate and trustworthy.

However, best practice is to use SSL certificates signed by a public Certificate Authority (CA) for your production environment. By addressing the CAA record in the domain’s DNS records, one can restrict which CA (Certificate Authority) is authorized to issue digital credentials for your domain. From DNS lookup, you can get information about public policy regarding issuing digital certificates for the domain. This free online service performs
a deep analysis of the configuration of any SSL web server on the public Internet. Please note that the information you submit here is used only to provide you
the service. We don’t use the domain names or the test results, and we never will.

Secure, flexible and global signing

Increase trust in your apps and code with a DigiCert code signing certificate. The Certificate Fingerprint is a digest (hash function) of a certificate in x509 binary format. It can be calculated by different algorithms, such as SHA1 for Microsoft Internet Explorer. A certificate’s fingerprint is the unique identifier of the certificate.

ssl certificate checker

Want to boost sales, revenue, and customer loyalty, and rank higher in SERPs? An increase in cyber security threats led to an emphasis on user security. A study by shows that 68% of internet users believe current laws are insufficient to protect their rights. You can use the tool above to decode your SSL certificate to check if you are missing an intermediate certificate. Automate several processes related to TLS/SSL and code signing certificates.

There are many different server software and settings, so installation process may go wrong, the most common problem is missing Intermediate CA files which stop SSL working on most mobile devices. We highly suggest using SSL What Is an SSL Certificate Labs diagnostics tool to test your SSL installation to make sure no errors and SSL works correctly. Checker shows an SSL expiration date, key size, signature algorithm, issuer, as well as ciphers and possible TLS issues.

ssl certificate checker

Try 90-day Trial SSL Certificate before the real purchase to test cert’s functionality. We also provide detailed instructions for other server types. Remember, even if your certificate is working and valid, you are not automatically protected against all known threats. Get a full refund within 30 days for any purchase of SSL certificates with 100% guarantee. Explore these pages to discover how DigiCert and its partners are helping organizations establish, manage and extend digital trust to solve real-world problems.

ssl certificate checker

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