This page is created from HTTP status code information found at ietf.org and Wikipedia.

1xx Informational

  • 100 Continue
  • 101 Switching Protocols
  • 102 Processing (WebDAV)

2xx Success

  • 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 Redirection

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

4xx Client Error

  • 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 Request Entity Too Large
  • 414 Request-URI Too Long
  • 415 Unsupported Media Type
  • 416 Requested Range Not Satisfiable
  • 417 Expectation Failed
  • 418 I'm a teapot (RFC 2324)
  • 420 Enhance Your Calm (Twitter)
  • 422 Unprocessable Entity (WebDAV)
  • 423 Locked (WebDAV)
  • 424 Failed Dependency (WebDAV)
  • 425 Reserved for WebDAV
  • 426 Upgrade Required
  • 428 Precondition Required
  • 429 Too Many Requests
  • 431 Request Header Fields Too Large
  • 444 No Response (Nginx)
  • 449 Retry With (Microsoft)
  • 450 Blocked by Windows Parental Controls (Microsoft)
  • 451 Unavailable For Legal Reasons
  • 499 Client Closed Request (Nginx)

5xx Server Error

  • 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 (Experimental)
  • 507 Insufficient Storage (WebDAV)
  • 508 Loop Detected (WebDAV)
  • 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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