In SharePoint 2010 there is no mechanism to track and identify the sites that have enterprise features ,
The below powershell script can be used to Identify all Enterprise sites, subsites, libraries and webparts in a WebApplication.
The Powershell Script generates two reports EnterpriseReport.csv and EnterpriseComponents.csv
Identifies all sitecollections with “SharePoint Server Enterprise Site Collection features” feature enabled
Identifies all subsites with “SharePoint Server Enterprise Site features” feature enabled
Identifies URLs of all PowerPivot libraries, DataConnection libraries and InfoPath libraries
Identifies URLs of all pages with Excel WebParts and Visio WebParts
Identifies URLs of all document libraries with Content Organizer Rules