NetLimiter

[M. O.]

This tool might come in handy for people, who want to see and control the connections of their programs. Good for analysis of Downloads here.

"ABOUT

NetLimiter gives you full network control over your computer. You will decide where your application can connect and how fast these connections will be.

    Full internet bandwidth control over applications and computers
    Powerful connection blocker
    Long-term internet traffic statistics
    Fully customizable behaviour using user-defined Rules and Filters"

https://www.netlimiter.com/download