'SEC_ERROR_REVOKED_CERTIFICATE on my wordpress website

I have this issue on my website 2 weeks after hosting it on aws lightsail, the error is : " SEC_ERROR_REVOKED_CERTIFICATE " on safari and firefox browsers, it is working fine on google chrome. i tried to install a new certificate from lightsail but still didn't work, i hope to find a solution because my visitors can't access my website. https://mondoc.pro/



Solution 1:[1]

As can be seen from the SSLLabs report the certificate for your site is revoked, i.e. Firefox is correct:

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For why some browsers say its revoked while others not: the revocation checks in browsers are unfortunately spotty. For more on this see How well do current browsers handle certificate revocation? and How Do Browsers Handle Revoked SSL/TLS Certificates?.

Sources

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Source: Stack Overflow

Solution Source
Solution 1 Steffen Ullrich