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Website Troubleshooting Guides
If our tool says a site is up but you still can't reach it, or you're seeing strange error codes, explore our 15 essential tech help guides below to fix the problem fast.
500 Internal Server Error
Learn why this vague error happens and the most common steps to troubleshoot and fix it.
502 Bad Gateway
A communication breakdown between servers. Here is how to diagnose gateway timeouts.
503 Service Unavailable
Overloaded server or scheduled maintenance? Find out what causes a 503.
504 Gateway Timeout
When a server waits too long for a response. Learn the difference between 502 and 504.
404 Not Found
The ultimate guide to finding broken links, setting up 301 redirects, and saving your SEO.
403 Forbidden Error
Learn the common causes, like file permissions or strict rules, and how to fix them.
DNS Resolution Failures
Seeing 'Server not found'? Learn how to flush your DNS and fix NXDOMAIN errors.
ERR_CONNECTION_REFUSED
What happens when a server actively rejects your connection, and how to bypass it.
Too Many Redirects
Learn how to break out of infinite redirect loops caused by faulty .htaccess rules.
Understanding CORS Errors
Why Cross-Origin Resource Sharing blocks APIs, and how to configure headers to fix it.
Database Connection Error
The ultimate WordPress nightmare. Learn the 4 steps to get your database talking again.
White Screen of Death
Diagnose and repair blank white pages caused by plugin conflicts or memory limits.
Expired SSL Certificate
Seeing 'Your connection is not private'? Here is how to renew your HTTPS certificate.
Mixed Content Warnings
How to fix HTTP images and scripts loading insecurely on your supposedly secure HTTPS site.
ERR_NAME_NOT_RESOLVED
Fix local routing issues and DNS flush techniques to get past this stubborn browser error.