Unverified50% confidenceFactExact time
HTTP status code 401 indicates authentication failure, 429 indicates rate limiting has been triggered, and 500 indicates a server-side error.
1
Sources
50%
Confidence
Long-term
Relevance
10/11/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedIn HTTP protocol status codes, 2xx indicates success, 4xx indicates client errors, and 5xx indicates server errors.74% similarUnverifiedHTTP 503 indicates the server is temporarily unable to handle the request, 500 indicates a backend logic anomaly, and 404 indicates that the requested resource does not exist.72% similarUnverifiedHTTP status code 500 (Internal Server Error) indicates that an unexpected error occurred on the server side; the specific cause needs to be identified by combining server logs and code logic.71% similarUnverifiedHTTP/1.1规范RFC 2616于1999年发布，在定义4xx客户端错误码时保留了402状态码69% similarVerifiedHTTP 402 is a status code reserved in RFC 7231 but rarely used historically, originally designed for future digital payment scenarios.66% similar
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