local blacklist =
{
    korea = true,
    norway = true,
}

local function OnPlayerSpawned(ply)
    http.Fetch("http://freegeoip.net/json/" .. ply:IPAddress():match("(.-):"), function(data)

        data = util.JSONToTable(data)

        if blacklist[data.country_name:lower()] then
            ply:Kill()
        end

    end)
end

OnPlayerSpawned(yomo)