| Code |
Name |
Description |
| 1xx: Informational |
| 100 |
Continue |
The server has received the request headers, and the client should proceed to send the request body. |
| 101 |
Switching Protocols |
The server is switching protocols, because the client requested the switch. |
| 102 |
Processing |
The server is processing the request, but no response is available yet. |
| 110 |
The response might become outdated |
|
| 111 |
Update failed |
|
| 112 |
Connection failure |
|
| 113 |
Heuristic obsolescence |
|
| 199 |
Various warnings |
|
| 2xx: Success |
| 200 |
OK |
|
| 201 |
Created |
The request has been fulfilled and resulted in a new resource being created. |
| 202 |
Accepted |
The request has been accepted for processing, but the processing has not been completed. |
| 203 |
Non-Authoritative Information |
The server successfully processed the request, but is returning information that may be from another source. |
| 204 |
No Content |
|
| 205 |
Reset Content |
The server successfully processed the request, but is not returning any content. |
| 206 |
Partial Content |
The server is delivering only part of the resource due to a range header sent by the client. |
| 207 |
Multi-Status |
The message body that follows is an XML message and can contain a number of separate response codes, depending on how many sub-requests were made. |
| 214 |
Conversion applied |
The members of a DAV binding have already been enumerated in a previous reply to this request, and are not being included again. |
| 226 |
IM Used |
The server has fulfilled a GET request for the resource, and the response is a representation of the result of one or more instance-manipulations applied to the current instance. |
| 299 |
Various persistent warnings |
|
| 3xx: Redirection |
| 300 |
Multiple Choices |
There are multiple options for the resource that the client may follow. |
| 301 |
Moved Permanently |
This and all future requests should be directed to the given URI. |
| 302 |
Found, Moved Temporarily |
The resource was found, but at a different URI. |
| 303 |
See Other |
The response to the request can be found under another URI using a GET method. |
| 304 |
Not Modified |
The resource has not been modified since last requested. |
| 305 |
Use Proxy |
This single request is to be repeated via the proxy given by the Location field. |
| 306 |
— reserved |
The request should be repeated with another URI, but future requests can still use the original URI. |
| 307 |
Temporary Redirect |
The request, and all future requests should be repeated using another URI. |
| 4xx: Client Error |
| 400 |
Bad Request |
The request contains bad syntax or cannot be fulfilled. |
| 401 |
Unauthorized |
Authentication is possible but has failed or not yet been provided. |
| 402 |
Payment Required |
Reserved for future use. |
| 403 |
Forbidden |
The request was a legal request, but the server is refusing to respond to it. |
| 404 |
Not Found |
The requested resource could not be found but may be available again in the future. |
| 405 |
Method Not Allowed |
A request was made of a resource using a request method not supported by that resource; |
| 406 |
Not Acceptable |
The requested resource is only capable of generating content not acceptable according to the Accept headers sent in the request. |
| 407 |
Proxy Authentication Required |
Proxy authentication is required to access the requested resource. |
| 408 |
Request Timeout |
The server timed out waiting for the request. |
| 409 |
Conflict |
The request could not be processed because of conflict in the request, such as an edit conflict. |
| 410 |
Gone |
The resource requested is no longer available and will not be available again. |
| 411 |
Length Required |
The request did not specify the length of its content, which is required by the requested resource. |
| 412 |
Precondition Failed |
The server does not meet one of the preconditions that the requester put on the request. |
| 413 |
Request Entity Too Large |
The request is larger than the server is willing or able to process. |
| 414 |
Request-URI Too Large |
The URI provided was too long for the server to process. |
| 415 |
Unsupported Media Type |
The request entity has a media type which the server or resource does not support. |
| 416 |
Requested Range Not Satisfiable |
The client has asked for a portion of the file, but the server cannot supply that portion. |
| 417 |
Expectation Failed |
The server cannot meet the requirements of the Expect request-header field. |
| 422 |
Unprocessable Entity |
You are being rate-limited. |
| 423 |
Locked |
The request was well-formed but was unable to be followed due to semantic errors. |
| 424 |
Failed Dependency |
The resource that is being accessed is locked. |
| 425 |
Unordered Collection |
The request failed due to failure of a previous request. |
| 426 |
Upgrade Required |
The collection is unordered. |
| 428 |
Precondition Required |
The client should switch to a different protocol. |
| 429 |
Too Many Requests |
The server requires the request to be conditional. |
| 431 |
Request Header Fields Too Large |
The user has sent too many requests in a given amount of time. |
| 444 |
Закрывает соединение без передачи заголовка ответа. Нестандартный код; |
The server is unwilling to process the request because either an individual header field, or all the header fields collectively, are too large. |
| 449 |
Retry With |
The request should be retried after doing the appropriate action. |
| 450 |
Blocked by Windows Parental Controls |
Windows Parental Controls are turned on and are blocking access to the given webpage. |
| 451 |
Unavailable For Legal Reasons |
Resource access is denied for legal reasons. |
| 5xx: Server Error |
| 500 |
Internal Server Error |
There was an internal server error. |
| 501 |
Not Implemented |
The server either does not recognize the request method, or it lacks the ability to fulfill the request. |
| 502 |
Bad Gateway |
The server was acting as a gateway or proxy and received an invalid response from the upstream server. |
| 503 |
Service Unavailable |
The server is currently unavailable |
| 504 |
Gateway Timeout |
The server was acting as a gateway or proxy and did not receive a timely request from the upstream server. |
| 505 |
HTTP Version Not Supported |
The server does not support the HTTP protocol version used in the request. |
| 506 |
Variant Also Negotiates |
Transparent content negotiation for the request, results in a circular reference. |
| 507 |
Insufficient Storage |
Insufficient storage to complete the request. |
| 508 |
Loop Detected |
The server detected an infinite loop while processing the request. |
| 509 |
Bandwidth Limit Exceeded |
Bandwidth limit has been exceeded. |
| 510 |
Not Extended |
Further extensions to the request are required for the server to fulfill it. |
| 511 |
Network Authentication Required |
The client needs to authenticate to gain network access. |
| 520 |
Web server is returning an unknown error |
|
| 521 |
Web server is down |
|
| 522 |
Connection timed out |
|
| 523 |
Origin is unreachable |
|
| 524 |
A timeout occurred |
|
| 525 |
SSL handshake failed |
|
| 526 |
Invalid SSL certificate |
|
