HTTP error code Daquan

The response code consists of three-bit decimal digits, which appear in the first line of the response sent by the HTTP server.
The response code is divided into five types, denoted by their first digit:
1.1XX: Information, request received, continue processing
2.2XX: Success, Behavior is successfully accepted, understood and adopted
3.3XX: Redirect, in order to complete the request, the action must be further performed
4.4XX: Client error, request contains syntax error or request cannot be implemented
5.5XX: Server error, server cannot implement an apparently invalid request

The following table shows each response code and what it means:

All HTTP status codes and their definitions.
Code indication

2XX success
200 normal; The request is complete.
201 Normal; Immediately after the POST command.
202 normal; Accepted for processing, but processing is not yet complete.
203 normal; Part of the information-the returned information is only part of it.
204 normal; No response-the request has been received, but there is no information to echo back.

3xx redirection
301 Moved-The requested data has a new location and the change is permanent.
302 found-The requested data temporarily has a different URI.
303 See other-the response to the request can be found under another URI, and the response should be retrieved using the GET method.
304 unmodified-The document was not modified as expected.
305 using a proxy-the requested resource must be accessed through the proxy provided in the Location field.
306 unused-no longer in use; Keep this code for future use.

Errors that occur in the 4XX client
400 Error request-There is a syntax problem in the request, or the request cannot be satisfied.
401 Unauthorized-The client is not authorized to access the data.
402 Payment required-Indicates that the billing system is valid.
403 Forbidden-access is not required even with authorization.
404 Not Found-the server cannot find the given resource; The document does not exist.
407 Proxy authentication Request-The client must first use the proxy to authenticate itself.
415 media type is not supported-the server denies the service request because the format of the requested entity is not supported.

Errors that occur in the 5XX server
500 INTERNAL Error-the server could not complete the request because of an unexpected situation.
501 not executed-the server does not support the requested tool.
502 Error Gateway-server received an invalid response from the upstream server.
503 Unable to get service-the server cannot process the request due to temporary overload or maintenance.
--------------------------------------------------------------------------------------------------------------- --------
HTTP 400-Invalid request
HTTP 401.1-Unauthorized: Logon failed
HTTP 401.2-Unauthorized: Server configuration issues cause logon failure
HTTP 401.3-acl prohibit access to resources
HTTP 401.4-Unauthorized: Authorization denied by filter
HTTP 401.5-Unauthorized: ISAPI or CGI authorization failed
HTTP 403-No access
HTTP 403-access to Internet Service Manager (HTML) is limited to Localhost
HTTP 403.1 Forbidden: Disable executable access
HTTP 403.2-Forbidden: Disable Read access
HTTP 403.3-Forbidden: write-Access Forbidden
HTTP 403.4-No access: SSL required
HTTP 403.5-No access: SSL 128 required
HTTP 403.6-Forbidden: IP address denied
HTTP 403.7-Forbidden: Require client certificate
HTTP 403.8-Forbidden: Prohibit site access
HTTP 403.9-No access: too many users connected
HTTP 403.10-No access: Invalid configuration
HTTP 403.11-No access: Password change
HTTP 403.12-No access: Mapper denied access
HTTP 403.13-No access: Client certificate has been revoked
HTTP 403.15-No access: Too many Client access licenses
HTTP 403.16-Forbidden: Client certificate is untrusted or invalid
HTTP 403.17-Forbidden: Client certificate has expired or is not yet valid
HTTP 404.1-Unable to find Web site
HTTP 404-File not Found
HTTP 405-Resource is forbidden
HTTP 406-Unacceptable
HTTP 407-Proxy Authentication Required
HTTP 410-Never available
HTTP 412-Prerequisite failure
HTTP 414-Request-URI too long
HTTP 500-Internal server error
HTTP 500.100-Internal Server error-ASP error
HTTP 500-11 Server shutdown
HTTP 500-12 Application Restart
HTTP 500-13-Server Too busy
HTTP 500-14-Application not valid
HTTP 500-15-Request Global.asa not allowed
Error 501-Not implemented
HTTP 502-Gateway Error

HTTP error code Daquan