100 Continue

101 Switching Protocols

102 Processing

103 Early Hints

110 Response is Stale

111 Revalidation Failed

112 Disconnected Operation

113 Heuristic Expiration

199 Miscellaneous Warning

 

200 Okay

201 Created

202 Accepted

203 Non-Authoritative Information

204 No Content

205 Reset Content

206 Partial Content

207 Multi-Status

208 Already Reported

214 Transformation Applied

218 This is Fine

226 IM Used

299 Miscellaneous Persistent Warning

 

300 Multiple Choices

301 Moved Permanently

302 Found

303 See Other

304 Not Modified

305 Use Proxy

306 Switch Proxy

307 Temporary Redirect

308 Permanent Redirect

 

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 Payload Too Large

414 URI Too Long

415 Unsupported Media Type

416 Range Not Satisfiable

417 Expectation Failed

418 I'm a Teapot

419 Page Expired

420 Method Failure

421 Misdirected Request

422 Unprocessable Entity

423 Locked

424 Failed Dependency

425 Too Early

426 Upgrade Required

428 Precondition Required

429 Too Many Requests

430 Would Block

431 Request Header Fields Too Large

440 Login Time Out

444 No Response

449 Retry With

450 Blocked by Windows Parental Controls

451 Unavailable for Legal Reasons

460 Client Closed Connection Prematurely

463 Too Many Forwarded IP Addresses

464 Incompatible Protocol

494 Request Header Too Large

495 SSL Certificate Error

496 SSL Certificate Required

497 HTTP Request Sent to HTTPS Port

498 Invalid Token

499 Token Required

499 Client Closed Request

 

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

507 Insufficient Storage

508 Loop Detected

509 Bandwidth Limit Exceeded

510 Not Extended

511 Network Authentication Required

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

527 Railgun Listener to Origin

529 The Service is Overloaded

530 Site Frozen

561 Unauthorized

598 Network Read Timeout Error

599 Network Connect Timeout Error