My experience is that 000webhost combined with ClouFlare sucks.
Normally when 000webhost servers get overloaded my website homepage displays a
The server is too busy at the moment.
Please reload this page few seconds later.
message. And it seems to me that CloudFlare caches that page somehow, and later even when the server is back on i just can't get rid of that home page, even though all other pages are accesible on my website, and this drives me nuts.
I am seriously considering abandoning this CloudFlare service, and simply accept the reality of a terrible 000webhost servers up-time and live with it.