Your site won't load and you need to know fast whether the problem is on your end or the server's. This website uptime checker sends a single probe to any URL and reports back with an UP or DOWN badge, the HTTP status code, and the response time in milliseconds. When you're typing is my site down into a search bar at 2 a.m. after a deploy, one click here gives you an answer that doesn't depend on your own browser cache or flaky wifi. Every check is stamped with the time and kept in a running history of your last 10 probes, so you can watch a recovery happen check by check. It's the quickest way to check website status online without installing a monitoring agent.
Paste the full address into the URL field, including https://. Press Enter or click Check now to send a single probe from our server rather than your own connection.
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Read the result
Each probe returns an UP or DOWN badge, the HTTP status code, and the response time in milliseconds. A 200 with a low time means the server answered normally.
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Repeat to watch a trend
Click Check now as often as you like. The last 10 results stay on screen with timestamps, which makes it easy to watch a site come back after a restart.
Why Uptime Check
One-shot uptime probe with response time.
Click Check repeatedly, last 10 results retained as history.
Useful for verifying a deploy or checking status quickly.
Common questions
How does the website uptime checker decide a site is UP?
The tool sends one HTTP request to your URL from our server and reports whether a response arrived, along with its status code and timing. If nothing answers before the timeout, the result is DOWN with no code. The status code is shown separately so you can judge borderline cases yourself, since a server can respond and still be unhealthy.
Is my site down for everyone if this check says DOWN?
A DOWN result from our server means at least one outside network can't reach you, which rules out your own browser or wifi as the culprit. It doesn't rule out a regional issue, since large sites can fail in one part of the world and serve fine elsewhere. Run the check a couple of times a minute apart before declaring a full outage.
Why does the uptime check show a status code with each result?
Because the code tells you which layer failed. A 200 is healthy, a 502 or 504 means a proxy couldn't reach your app, and a 503 usually means overload or maintenance mode. Without the code you only know something is wrong, not where to start looking.
Can I check website status online here without creating an account?
Yes. There's no signup, no quota, and no email capture. Paste a URL, click Check now, and read the result. The 10-entry history lives in your browser session and disappears when you leave the page.
Does the uptime checker keep monitoring my site after I leave?
No, and that's deliberate. Each click is a one-shot probe, not a scheduled monitor, so nothing keeps polling your server in the background. If you need alerting at 3 a.m., pair this tool with a dedicated monitoring service and use this page for on-the-spot verification.
What response time should a healthy site show in an uptime probe?
Most well configured sites return their main document in under 500ms from a nearby region, and static or CDN-cached pages often land under 100ms. Times over a couple of seconds suggest an overloaded server, a cold serverless function, or a slow upstream API. Remember this measures one response, not full page load with images and scripts.
Why might the uptime check say UP while my browser shows an error?
That combination almost always means the problem is local to you. Stale DNS in your OS cache, a VPN or proxy, a captive portal, or an aggressive browser extension can all block a site that the rest of the world reaches fine. Try a private window, another network, or flushing your DNS cache.