trying https://registry.npmjs.org/mailsplit/-/mailsplit-5.4.0.tgz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 17308  100 17308    0     0   165k      0 --:--:-- --:--:-- --:--:--  165k