1xx Informational
100: Continue (:continue)
101: Switching Protocols (:switching_protocols)
102: Processing (:processing)
2xx Success
200: OK (:ok)
201: Created (:created)
202: Accepted (:accepted)
203: Non-Authoritative Information (:non_authoritative_information)
204: No Content (:no_content)
205: Reset Content (:reset_content)
206: Partial Content (:partial_content)
207: Multi-Status (:multi_status)
208: Already Reported
226: IM Used (:im_used)
3xx Redirection
300: Multiple Choices (:multiple_choices)
301: Moved Permanently (:moved_permanently)
302: Moved Temporarily (HTTP/1.0)
302: Found (HTTP/1.1) (:found)
303: See Other (HTTP/1.1) (:see_other)
304: Not Modified (:not_modified)
305: Use Proxy (:use_proxy)
306: (no longer used, but reserved)
307: Temporary Redirect (:temporary_redirect)
308: Permanent Redirect
4xx Client Error
400: Bad Request (:bad_request)
401: Unauthorized (:unauthorized)
402: Payment Required (:payment_required)
403: Forbidden (:forbidden)
404: Not Found (:not_found)
405: Method Not Allowed (:method_not_allowed)
406: Not Acceptable (:not_acceptable)
407: Proxy Authentication Required (:proxy_authentication_required)
408: Request Timeout (:request_timeout)
409: Conflict (:conflict)
410: Gone (:gone)
411: Length Required (:length_required)
412: Precondition Failed (:precondition_failed)
413: Request Entity Too Large (:request_entity_too_large)
414: Request-URI Too Long (:request_uri_too_long)
415: Unsupported Media Type (:unsupported_media_type)
416: Requested Range Not Satisfiable (:requested_range_not_satisfiable)
417: Expectation Failed (:expectation_failed)
418: I'm a teapot (RFC 2324)
422: Unprocessable Entity (:unprocessable_entity)
423: Locked (:locked)
424: Failed Dependency (:failed_dependency)
425: Unordered Collection
426: Upgrade Required (:upgrade_required)
428: Precondition Required
429: Too Many Requests
431: Request Header Fields Too Large
444: No Response
449: Retry With
450: Blocked by Windows Parental Controls
451: Unavailable For Legal Reasons
499: Client Closed Request
5xx Server Error
500: Internal Server Error (:internal_server_error)
501: Not Implemented (:not_implemented)
502: Bad Gateway (:bad_gateway)
503: Service Unavailable (:service_unavailable)
504: Gateway Timeout (:gateway_timeout)
505: HTTP Version Not Supported (:http_version_not_supported)
506: Variant Also Negotiates
507: Insufficient Storage (:insufficient_storage)
508: Loop Detected
509: Bandwidth Limit Exceeded
510: Not Extended (:not_extended)
511: Network Authentication Required
598: Network read timeout error
599: Network connect timeout error