List web applications in IIS and their ASP.NET versions

C:\>aspnet_regiis.exe  -lk
W3SVC/  1.1.4322.0
W3SVC/1/ROOT/Butler/UtbildareSI/        2.0.50727.42
W3SVC/1/ROOT/Butler/SecuritySI/ 2.0.50727.42
W3SVC/1/ROOT/Butler/Public.SecuritySI/  2.0.50727.42
W3SVC/1/ROOT/Butler/PersonregisterSI/   2.0.50727.42
W3SVC/1/ROOT/Butler/CommonEntity/       2.0.50727.42
W3SVC/1/ROOT/Reports$SQL2005/   2.0.50727.42
W3SVC/1/ROOT/ReportServer$SQL2005/      2.0.50727.42

C:\>