.SITEMAP File Extension
File TypeASP.NET Site Map File
What is a SITEMAP file?
Website file used by ASP.NET Web applications; stores the website's navigational structure in a hierarchy of pages; used for allowing programmatic access to the site map with the ASP.NET API.
SITEMAP files are located in the root directory of an ASP.NET Web application and are always named Web.sitemap. They are saved using XML formatting.