Simple minimal How-To of how to know or look at your public IP from linux, without using the browser to resort to the typical pages that exist.
In this case, I'm going to use Archlinux, but it is valid for other versions of Linux as well.
1 - First we check that we have "curl" installed like this:
2 - In case of not having it, we install it:
pacman -S curl
3 - Now we run it either as a normal user or root as follows:
4 - So simple did you see?
Well I hope it helps the curious who are lazy to open the browser to see their ip.