Is It Down? Website Status Checker
Check if a website is down or if it's just you. Get status code, response time, IP address, and redirect chain.
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Why Check If a Website Is Down
When a website fails to load, it is not always clear whether the problem is on the server's end or yours. Local network issues, DNS resolver problems, ISP routing, and browser cache can all make a working site appear unreachable. This tool checks the website from an external server, giving you an objective answer. If the site responds to our probe but not to your browser, the issue is between you and the server — not the server itself.
Common Causes of Website Downtime
- Server overload or crash: The web server ran out of memory, CPU, or disk space, or the application process crashed. This is the most common cause of unexpected downtime, especially on shared hosting or undersized VPS instances.
- DNS failure: The domain's DNS records are misconfigured, the nameserver is unreachable, or a recent DNS change has not fully propagated. Without working DNS, browsers cannot resolve the domain to an IP address and the site appears completely offline.
- SSL/TLS certificate error: An expired, revoked, or misconfigured SSL certificate causes browsers to block access with a security warning. The server itself may be running, but visitors see a full-page error instead of your content.
- Traffic spike or DDoS attack: A sudden surge of legitimate or malicious traffic overwhelms the server's capacity. Without auto-scaling or a CDN, the server queues or drops requests, causing timeouts and partial outages for real visitors.
Why Uptime Monitoring Matters
Every minute of downtime costs traffic, revenue, and trust. Search engines that encounter repeated 5xx errors will temporarily demote your pages from results, and visitors who hit a down page are unlikely to return. Proactive uptime monitoring alerts you within seconds of an outage, often before your users notice. Combined with status pages and incident communication, monitoring transforms downtime from a crisis into a managed event.