Check Server Header

Check Server Header and verify HTTP status codes. There are seven HTTP status codes which are of interest when it comes to indexing of web sites and in a search engine perspective. These are200, 301, 302, 304, 307, 404 og 410.

The Check Server Header tool will identify itself with the following User Agent:
Strictly CSS. User IP: 38.103.63.60 (http://www.strictlycss.com/tools/check-server-header.asp)

HTTP Status codes which the server can return - Definitions

  1. 200 OK
  2. 301 Permanently Moved
  3. 302 Found (temporary moved)
  4. 304 Not Modified
  5. 307 Temporary Redirect
  6. 400 Bad Request
  7. 401 Unauthorized
  8. 403 Forbidden
  9. 404 Not Found
  10. 410 Gone
  11. 500 Internal Server Error
  12. 501 Not Implemented

HTTP Status code - 200 OK

The request was a success. The server was able to return the content for the required adress.
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HTTP Status code - 301 Permanently Moved

The requested adress has been moved permanently to a new adress (Location).

Test URL: http://www.strictlycss.com/tools/header/301.asp
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HTTP Status code - 302 Found (temporary moved)

The requested adress is temporary at an another adress (Location).

Test URL: http://www.strictlycss.com/tools/header/302.asp
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HTTP Status code - 304 Not Modified

You shouldn't see this message - a web site only return 304 when you request a newer version of the adress.
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HTTP Status Code - 307 Temporary Redirect

The requested adress is located temporary at another adress. Since the redirect can be changed, the request adress and not the redirected adress shall be used in the future.

Test URL: http://www.strictlycss.com/tools/header/307.asp
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HTTP Status Code - 400 Bad Request

The server didn't understand the request. Don't repeat this request.
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HTTP Status Code - 401 Unauthorized

The request needs an authentication.
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HTTP Status Code - 403 Forbidden

The server did understand the request, but denies to fulfill it.
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HTTP Status Code - 404 Not Found

The server didn't find anything which matched the request.

Test URL: http://www.strictlycss.com/tools/header/404.asp
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HTTP Status Code - 410 Gone

The requested adress are no longer available, and no new adress is known. This situation is expected to be permanent.

Test URL: http://www.strictlycss.com/tools/header/410.asp
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HTTP Status Code - 500 Internal Server Error

An unexpected error occoured on the server. The request wasn't fulfilled.
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HTTP Status Code - 501 Not Implemented

The server does not support the functionality required to fulfill the request. This is the appropriate response when the server does not recognize the request method and is not capable of supporting it for any resource.
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W3C references

If you experience any problems with the tool, please take contact.