please provide some websites where I can put some phising contents for and my contents work 24/7
You can check out http://127.0.0.1 or http://localhost. As long as your computer does not turn off, these "websites" will run 24/7. You may want to consider getting a battery backup, just in case.
"Do you know why the system is slow?" they ask
"It's probably something to do with..." I look up today's excuse ".. clock speed"