NewKit / Reference / HTTP Status Codes
ES EN

HTTP Status Codes

What each HTTP code means (404, 500…). · Processed in your browser.

Code Name Meaning
200OKPetición exitosa / Success
201CreatedRecurso creado / Resource created
204No ContentSin cuerpo / No body
301Moved PermanentlyRedirección permanente / Permanent redirect
302FoundRedirección temporal / Temporary redirect
304Not ModifiedUsar caché / Use cache
400Bad RequestPetición malformada / Malformed request
401UnauthorizedFalta autenticación / Authentication required
403ForbiddenSin permiso / No permission
404Not FoundNo existe / Does not exist
409ConflictConflicto de estado / State conflict
422Unprocessable EntityValidación fallida / Validation failed
429Too Many RequestsRate limit
500Internal Server ErrorError del servidor / Server error
502Bad GatewayUpstream inválido / Invalid upstream
503Service UnavailableNo disponible / Unavailable

What is HTTP Status Codes?

HTTP status codes are three-digit responses that indicate the result of a request: 1xx informational, 2xx success, 3xx redirection, 4xx client errors and 5xx server errors. Knowing them is essential for debugging APIs and understanding what a server responds.

This quick reference gathers the most frequent codes with their name and meaning, from the familiar 404 (not found) to 429 (too many requests) or 502 (bad gateway). Use it to interpret any service's response at a glance.

Frequently asked questions

Is it free?

Yes, all NewKit tools are completely free.

Is my data sent to a server?

No. Processing happens 100% in your browser, so it is safe even for sensitive data.