npm i -g thegoat
thegoat --help

$ thegoat <command> <input> [options]

      whois
        $ thegoat whois <domain> [options]

        Options
        --json, -j  print as json

        Example
        $ thegoat whois example.com

      sub
        $ thegoat sub <domain> [options]

        Options
        --json, -j  print as json

        Example
        $ thegoat sub example.com