SCRIPT:
local httpservice = game:GetService("HttpService")
local url = "https://www.roblox.com/home"
local finsihed = httpservice:GetAsync(httpservice:UrlEncode(url) , true)
print(finsihed)
Dosen't work i enabled the http at the options button
(The place is not published is that the problem?)

2 comments
You cannot send HTTP requests to Roblox itself. http://wiki.roblox.com/index.php?title=API:Class/HttpService
They probably don't want you to DDoS ROBLOX in ROBLOX, that would be funny if someone did though.