Thunderbird 11.0 For more information, please visit the following pages:ThunderbirdMozilla FoundationGeckoLatest user agents:Mozilla/5.0 (Windows NT 5.1; rv:11.0) Gecko/20120327 Thunderbird/11.0.1Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20120312 Thunderbird/11.0Mozilla/5.0 (Windows NT 5.0; rv:11.0) Gecko/20120312 Thunderbird/11.0