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curl -i https://example.com/resourceNotes
The server offers multiple possible representations.
HTTP 3xx Redirect Status Codes
Redirection responses like 301, 302, 307, and 308.
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HTTP 3xx Redirect Status Codes
Redirection responses like 301, 302, 307, and 308.
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curl -I http://example.com/oldNotes
Use when a resource’s canonical URL has changed permanently.
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curl -I https://example.com/tempNotes
Common temporary redirect; older behavior can vary with method preservation.
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curl -i -X POST https://example.com/form -d 'x=1'Notes
Common after form submission or async job creation pages.
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curl -I -H 'If-None-Match: "abc123"' https://example.com/app.jsNotes
Returned for conditional requests using validators like `ETag` or `If-Modified-Since`.
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HTTP/1.1 305 Use ProxyNotes
Historical code; generally not used in modern applications.
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HTTP/1.1 306Notes
Reserved and not used in modern HTTP practice.
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curl -i -X POST https://example.com/move-temp -d '{"x":1}'Notes
Unlike many 302 implementations, the method and body are meant to be preserved.
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curl -i -X PUT https://example.com/move-permanent -d '{"name":"new"}'Notes
Like 301, but preserves the request method and body.
More in HTTP Status Codes
HTTP Common Errors and Debugging
Common HTTP status code comparisons, cURL debugging recipes, and troubleshooting patterns.
HTTP 5xx Server Error Status Codes
Server error responses like 500, 502, 503, and 504.
HTTP 4xx Client Error Status Codes
Client error responses like 400, 401, 403, 404, 409, 422, and 429.
HTTP 2xx Success Status Codes
Successful responses like 200 OK, 201 Created, and 204 No Content.
HTTP 1xx Informational Status Codes
Informational responses like 100 Continue and 103 Early Hints.
HTTP Status Codes Cheat Sheet
Comprehensive HTTP status code reference with meanings, examples, and debugging guidance.