HTTP Status Codes
Look up any HTTP status code and find out what usually causes it and what to try.
Features
- All standard 1xx–5xx codes
- Cloudflare and nginx specific codes
- Common causes
- Suggested fixes
How to use it
- Search by number or name.
- Read the meaning.
- Follow the suggested fixes.
FAQ
What is the difference between 401 and 403?
401 means you are not authenticated; 403 means you are authenticated but not allowed.
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