Ci sites

[eluser]Mareshal[/eluser]
create a random URL from the original. If siteurl is domain.com/page/14 try domain.com/page/2f34/5f345/f345 something like this and check 404 error. I found a few sites with this

http://www.bzi.ro/w4twgsd

Or check form error. submit an empty form. or paste the link here