Command Linenetsh winhttp import proxy source = ie
You should get output like:
Current WinHTTP proxy settings:
Proxy Server(s) : some.corp-proxy:8080
Bypass List : some.corp-servers...
ChromeIf you have Chrome it has an interesting feature for doing so as well.
This will give some results similar to the following
Proxy server: some.corp-proxy:8080 Bypass list: some.corp-server...