Website Uptime Checker

Check if any website is up or down, with response time and SSL status.

Web Ninja
website uptime checker free
is website down checker
check if site is down
website status checker
site availability test
website response time checker

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About this tool

Instantly check whether a website is online or offline. View HTTP status, response time, SSL certificate info, redirect chain, and key response headers.

Frequently Asked Questions

Enter any URL and click Check. The tool pings the server from our network and shows if the site is up or down, along with response time and HTTP status code.

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