Silk 58.3 For more information, please visit the following pages:SilkAmazon.com, Inc.BlinkLatest user agents:Mozilla/5.0 (Linux; Android 5.1.1; KFFOWI Build/LVY48F) AppleWebKit/537.36 (KHTML, like Gecko) Silk/58.3.1 like Chrome/58.0.3029.83 Safari/537.36