401.png

Last Updated

2018-09-21

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Registry included below

* HTTP Status Codes

HTTP Status Codes

Registration Procedure(s)

IETF Review

Reference
[RFC7231]

Note

  • 1xx: Informational - Request received, continuing process
  • 2xx: Success - The action was successfully received, understood, and accepted
  • 3xx: Redirection - Further action must be taken in order to complete the request
  • 4xx: Client Error - The request contains bad syntax or cannot be fulfilled
  • 5xx: Server Error - The server failed to fulfill an apparently valid request

Available Formats
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CSV

Value Description Reference

100   Continue                        [RFC7231, Section 6.2.1]
101   Switching Protocols             [RFC7231, Section 6.2.2]
102   Processing                      [RFC2518]
103   Early Hints                     [RFC8297]
104-199 Unassigned

200   OK                              [RFC7231, Section 6.3.1]
201   Created                         [RFC7231, Section 6.3.2]
202   Accepted                        [RFC7231, Section 6.3.3]
203   Non-Authoritative Information   [RFC7231, Section 6.3.4]
204   No Content                      [RFC7231, Section 6.3.5]
205   Reset Content                   [RFC7231, Section 6.3.6]
206   Partial Content                 [RFC7233, Section 4.1]
207   Multi-Status                    [RFC4918]
208   Already Reported                [RFC5842]
209-225 Unassigned
226   IM Used                         [RFC3229]
227-299 Unassigned

300   Multiple Choices                [RFC7231, Section 6.4.1]
301   Moved Permanently               [RFC7231, Section 6.4.2]
302   Found                           [RFC7231, Section 6.4.3]
303   See Other                       [RFC7231, Section 6.4.4]
304   Not Modified                    [RFC7232, Section 4.1]
305   Use Proxy                       [RFC7231, Section 6.4.5]
306   (Unused)                        [RFC7231, Section 6.4.6]
307   Temporary Redirect              [RFC7231, Section 6.4.7]
308   Permanent Redirect              [RFC7538]
309-399 Unassigned

400   Bad Request                     [RFC7231, Section 6.5.1]
401   Unauthorized                    [RFC7235, Section 3.1]
402   Payment Required                [RFC7231, Section 6.5.2]
403   Forbidden                       [RFC7231, Section 6.5.3]
404   Not Found                       [RFC7231, Section 6.5.4]
405   Method Not Allowed              [RFC7231, Section 6.5.5]
406   Not Acceptable                  [RFC7231, Section 6.5.6]
407   Proxy Authentication Required   [RFC7235, Section 3.2]
408   Request Timeout                 [RFC7231, Section 6.5.7]
409   Conflict                        [RFC7231, Section 6.5.8]
410   Gone                            [RFC7231, Section 6.5.9]
411   Length Required                 [RFC7231, Section 6.5.10]
412   Precondition Failed             [RFC7232, Section 4.2][RFC8144, Section 3.2]
413   Payload Too Large               [RFC7231, Section 6.5.11]
414   URI Too Long                    [RFC7231, Section 6.5.12]
415   Unsupported Media Type          [RFC7231, Section 6.5.13][RFC7694, Section 3]
416   Range Not Satisfiable           [RFC7233, Section 4.4]
417   Expectation Failed              [RFC7231, Section 6.5.14]
418-420 Unassigned
421   Misdirected Request             [RFC7540, Section 9.1.2]
422   Unprocessable Entity            [RFC4918]
423   Locked                          [RFC4918]
424   Failed Dependency               [RFC4918]
425   Too Early                       [RFC8470]
426   Upgrade Required                [RFC7231, Section 6.5.15]
427   Unassigned
428   Precondition Required           [RFC6585]
429   Too Many Requests               [RFC6585]
430   Unassigned
431   Request Header Fields Too Large [RFC6585]
432-450 Unassigned
451   Unavailable For Legal Reasons   [RFC7725]
452-499 Unassigned

500   Internal Server Error           [RFC7231, Section 6.6.1]
501   Not Implemented                 [RFC7231, Section 6.6.2]
502   Bad Gateway                     [RFC7231, Section 6.6.3]
503   Service Unavailable             [RFC7231, Section 6.6.4]
504   Gateway Timeout                 [RFC7231, Section 6.6.5]
505   HTTP Version Not Supported      [RFC7231, Section 6.6.6]
506   Variant Also Negotiates         [RFC2295]
507   Insufficient Storage            [RFC4918]
508   Loop Detected                   [RFC5842]
509   Unassigned
510   Not Extended                    [RFC2774]
511   Network Authentication Required [RFC6585]
512-599 Unassigned