IISTracer is a real-time internet web site monitoring tool for Microsoft IIS (all versions). The software lets you show what is happenning on IIS server right now. You can see or log state of each request, incomming/outgoing bytes, http headers and several request running times.
IISTracer shows a state of running scripts (.asp, .aspx, asp.net, .cfm, .PHP, .cgi,), applications (.dll, .exe,) and a big downloads (.mp3, .zip,).