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.ASX File Extension

The ASX is an advanced Stream Redirector (ASX) file format. It is a type of XML (Extensible Markup Language) file that has been developed and designed for storing the playlist of Windows Media files. ASX file extension is used to point at an ASF formatted file type and contains detailed information about the anatomy of file being presented in Windows Media Player.

The ASX files fall under the category of Microsoft ASF Redirector File.

  • video/x-ms-asf
  • application/asx
  • application/ms-asx-plugin
  • application/ms-asx

The .ASX file extension supports ANSI and Unicode UTF-8 encoding