I've put them in my host file and created an alias that switches between naming the host-file "hosts" (which will be recognized by the OS) and hostx. from my .

I've put them in my host file and created an alias that switches between naming the host-file "hosts" (which will be recognized by the OS) and hostx. from my .zshrc: #block Twitter, Facebook, reddit and Linkedin. alias on="sudo mv /etc/hostx /etc/hosts" alias off="sudo mv /etc/hosts /etc/hostx"