Search for utility to identify source of WWW traffic

[Ralf Mardorf]

On Sat, 31 Mar 2018 23:08:18 +0800, Bret Busby wrote:
>I currently have two web browsers open (not firefox)

Some obscure, outdated browser?

I would like to see the output of

  lsb_release -a

and the output of

  apt list packagename_of_browser_1 packagename_of_browser_2