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Cannot view a Web site that uses an internationalized domain name by using Internet Explorer

View products that this article applies to.


When you try to visit a Web site that uses an internationalized domain name (IDN), you may receive an error message that is similar to the following error message:

The page cannot be displayed

There is a problem with the page you are trying to reach and it cannot be displayed.

Please try the following:
  • Click the Refresh button, or try again later.
  • Open the home page, and then look for links to the information you want.
  • If you believe you should be able to view this directory or page, please contact the Web site administrator by using the e-mail address or phone number listed on the home page.
11001 - Host not found
Internet Security and Acceleration Server

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This issue occurs because versions of Microsoft Internet Explorer earlier than version 7 do not support IDNs. IDNs uses non-ASCII characters. Internet Explorer 6 and earlier versions cannot resolve a URL whose domain name contains non-ASCII characters.

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To resolve this issue, upgrade to Internet Explorer 7. If you are unable or unwilling to upgrade to Internet Explorer 7, you may install a third-party program to support IDNs. For example, the following third-party programs support IDNs:For information about how to contact computer program vendors, visit the following Microsoft Web site:

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More information

An IDN is a domain name that uses non-ASCII characters. By using IDNs, users and companies can create domain names in their native language. The Internet Engineering Task Force (IETF) published the IDN standard in March 2004. For additional information about IDNs, visit the following Web site to view IETF Request For Comment (RFC) 3490: IDN support was introduced in Internet Explorer 7. For more information, please see the following article:

Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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Keywords: KB842848, kbprb, kbenv, kberrmsg, kbtshoot

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Article Info
Article ID : 842848
Revision : 7
Created on : 1/25/2013
Published on : 1/25/2013
Exists online : False
Views : 434