Yioop!

List of most popular unknown user agents of Yioop!

Useragent	Info
Mozilla/5.0 (compatible; YioopBot; +https://www.yioop.com/bot)
Mozilla/5.0 (compatible; YioopBot; +http://www.yioop.com/bot.php)
Mozilla/5.0 (compatible; YioopBot; +http://173.13.143.74/bot.php)