Yooz.ir is an Iranian search engine. Iran's Ministry of Communication and IT has said the search engine is capable of supporting up to one billion Persian websites, and it has currently indexed over 1 billion web pages. Yooz is Persian for cheetah. Yooz search engine has 100,000 hits and more than 60,000 searchers per day and is Iran's 4th most visited website after Google, Parsijoo and Bing.
References
Yooz Wikipedia(Text) CC BY-SA