local Hosts5a = {};
for i,v in pairs(Hosts4) do
Hosts5a["" ..v..""] += 1
end

local Hosts6a = {};
local Dupes = {};
for i,v in pairs(Hosts5a) do
table.insert(Hosts6a,"" ..i.. "")
if v > 1 then
    table.insert(Dupes, "" ..i "")
end
end