Thunderbird 24.3 For more information, please visit the following pages:ThunderbirdMozilla FoundationGeckoLatest user agents:Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Thunderbird/24.3.0Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0