Request site -> server. What tools to find out if he went and where?

Question

Software testing

Two questions:
1. Check if the request has gone.
2. Where exactly did he go.
I have nothing to do with development, the source code and I don’t know what is there. Interested in testing.

Answer 1

"Developer Tools" section "Network" (Network)
Available in major browsers.

Answer 2

What language and framework are you using? (there is no language in the tags)