In this cheatsheet, you will get access to a list of common HTTP and HTTPS Status codes. As a Web Developer, it's good to understand the errors the server or the client returns.

1xx Status Codes - Informational  Codes

Status Code Meaning
100 Continue
101 Switching Protocols
102 Processing (WebDAV)
103 Early Hints

2xx Status Codes - Success Codes

Status Code Meaning
200 OK
201 Created
202 Accepted
203 Non-Authoritative Information
204 No Content
205 Reset Content
206 Partial Content
207 Multi-Status (WebDAV)
208 Already Reported (WebDAV)
226 IM Used

3xx -Status Codes - Redirection Codes

Status Code Meaning
300 Multiple Choices
301 Moved Permanently
302 Found (Moved Temporarily)
303 See Other
304 Not Modified
305 Use Proxy
306 Unused
307 Temporary Redirect
308 Permanent Redirect

4xx Status Codes - Client Error Codes

Status Code Meaning
400 Bad Request
401 Unauthorized
402 Payment Required
403 Forbidden
404 Not Found
405 Method Not Allowed
406 Not Acceptable
407 Proxy Authentication Required
408 Request Timeout
409 Conflict
410 Gone
411 Length Required
412 Precondition Failed
413 Payload Too Large
414 URI Too Long
415 Unsupported Media Type
416 Range Not Satisfiable
417 Expectation Failed
418 I'm a Teapot (RFC 2324)
421 Misdirected Request
422 Unprocessable Entity (WebDAV)
423 Locked (WebDAV)
424 Failed Dependency (WebDAV)
425 Too Early (WebDAV)
426 Upgrade Required
428 Precondition Required
429 Too Many Requests.
431 Request Header Fields Too Large
444 No Response (Nginx)
449 Retry with
450 Blocked with Windows Parental Control
451 Unavailable for Legal Reasons
499 Client Closed Request (Nginx)

5xx Status Codes - Server Errors Codes

Status Codes Meaning
500 Internal Server Error
501 Not Implemented
502 Bad Gateway
503 Service Unavailable
504 Gateway Timeout
505 HTTP Version Not Supported
506 Variant Also Negotiates
507 Insufficient Storage (WebDAV)
508 Loop Detected
509 Bandwidth Limit Exceeded (Apache)
510 Not Extended
511 Network Authentication Required
598 Network Read Timeout Error
599 Network Connect Timeout Error


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