When traveling, in case my destination country does not have a Mullvad server, I often need to figure out which of the servers in surrounding locations have the lowest latency. This usually involves searching for servers around me, and then a lot of pinging, which, having done it twice, I decided to automate.
Adding it to Nixpkgs.[0]<p>[0] <a href="https://github.com/NixOS/nixpkgs/pull/242662">https://github.com/NixOS/nixpkgs/pull/242662</a>