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Internet Solutions


Web Site not accessible on the requested port


The requested directory or page does not exist on the server.

Server Error

404.1 - File or directory not found: Web site not accessible on the requested port.

The Web site you are trying to access has an IP address that is configured not to accept requests that specify a port number.

Error messages will differ depending on the web server and if replaced by the web site designers.
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Frequency is relative to other Internet warnings and errors.
  Solutions and Fixes  
  Date Votes ratings
Fix Web Address
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Check the web URL address. Perhaps there is an typing error. For example, you might need a "https://" style address rather than "http://".

Also check if the address has a non-standard character. The only allowed characters are A-Z, a-z, 0-9 and the symbols $-_.+!*'() (a comma is not allowed).

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  FaultWire Staff
Posted: 8-Oct-2008
Locate Cached Page
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If the page has been deleted from the server or it is not currently available you can try to get an achived copy. If you used a link from a search engine, you might be able to get some information by using the "cached" option.

You can also try viewing the site or page from an archive such as the WaybackMachine.

Most archives and cached versions only retains the site text. Graphics and other media objects are linked to the orignal site and may or may not be available.

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  FaultWire Staff
Posted: 3-Dec-2009
  Official Explanation  
  technical details

This error indicates that the Web site you are trying to access has an IP address that does not accept requests for the port on which this request came.

(From Description of Microsoft Internet Information Services status codes)
Additional notes for the web server administrator - Microsoft Knowledgebase article 248034<.
  Forum Help  
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  Research this Issue  
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  "404.1 – Web Site not accessible on the requested port" is only supported by Microsoft IIS (Internet Information Services) web servers before version 7.

The four hundred series of errors indicate something was sent to the remote web server incorrectly.

  While we believe this information up to date and accurate, FAQware is not responsible for any inaccuracies. If you find something that is out of date or inaccurate, please let us know at so we can correct it.