Installing SSL is only the first step. An SSL installation check helps confirm whether the correct certificate is actually being served to visitors.
A certificate may exist on the server but still be misconfigured, incomplete, expired, or served to the wrong hostname.
Run it after new certificate installation, migration, domain changes, web server changes, or automated renewal events.
Check whether the certificate served is valid, matches the requested hostname, and appears with a proper trust chain.
Typical issues include missing intermediate certificates, domain mismatch, stale old certificates, and certificates installed on the wrong site or server block.
Once you understand what to look for, run a live check using the tool below.
Launch SSL CheckerYes. Installation can fail at the configuration level even if the certificate file exists.
It means the server is not presenting the required intermediate certificates properly.
This page explains the purpose of the check, what results mean, and what problems to watch for before you run the live tool.
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San Jose, US.