Free website status & diagnostic tool. Instantly check website uptime, HTTP status, SSL security, server response time & global availability.
More than just an "Is it down?" checker — get instant technical insights about any website.
Check if a website is online, offline or experiencing downtime.
Detect HTTP errors like 200, 403, 404, 500 or 503 instantly.
Verify SSL validity, expiration date and security status.
Measure server latency and performance in real time.
Check website access from multiple locations worldwide.
Premium – Track outages & uptime trends over time.
Unlike basic website down checkers, our tool performs a full website diagnostic — combining uptime monitoring, HTTP status detection, SSL checks and server performance analysis in one place.
Quick access to frequently checked websites
Want to check another website? Try: google.com, reddit.com, youtube.com
Latest websites checked by our community
A fast, reliable, and privacy-first website status checker used by millions of users worldwide.
Used in 190+ countries worldwide
Millions of website checks performed every month
Privacy-first — no tracking, no personal data stored
Instant results with no sign-up required
Trusted by developers, businesses, and everyday users
Global monitoring infrastructure for accurate results
Tips, guides and insights about website monitoring and uptime
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Join over 1 million users who trust our free website down checker