Check if your domain's SSL certificate is valid and when it expires.
An expired certificate shows a browser warning ("Not Secure") and hurts your search ranking.
Our tool shows whether your SSL/TLS certificate is valid, who issued it, and when it expires.
An expired certificate shows a browser "Not Secure" warning and lowers your ranking in search engines.
Check if your site is accessible. We send an HTTP request and measure response time (latency).
If your site is unreachable for you, it could be a local ISP issue. Our service shows objective availability from an external data center.