STrace - Socket/SSL Tracing/Logging tool for IE, with companion HttpReplay plugin to replay a given STrace log

Microsoft Downloads -  STRACE is a socket/SSL tracer designed to generate LOG for Internet Explorer

"STRACE is a socket/SSL tracer that is based on the "detours" utility. The tool has been specificaly designed to generate LOG for Internet Explorer but it can be used with many other applications.

Using STRACE with Internet Explorer is equivalent to use a (non full) debug build of WININET.DLL to generate a WININET LOG. The STRACE LOG contains clear text HTTP traffic (with socket information) and encrypted/decrypted SSL data.

From the STRACE LOG, you can "replay" a full navigation scenario using the HTTPREPLAY tool. This can be useful to reproduce a problem or browse web sites offline..." [Description leached in full]

Microsoft Downloads - HTTPREPLAY is a SOCKTRC plugin allowing to analyze and replay HTTP traffic

"HTTPREPLAY is a SOCKTRC plugin allowing to analyze and replay HTTP traffic from STRACE or WININET log. You can use this tool to "replay a web server" without needing to setup IIS. The main goal of this tool is to help building a repro scenario when customer can't provide one.

..." [Description leached in full]

These two utilities sound like they could be pretty useful. Two items for the utility toolbelt...

STrace appears to work with IE6, IE7 and Firefox