Browser OS User Agent When Created
Firefox 58 Windows 7 Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:58.0) Gecko/20100101 Firefox/58.0 2025 years ago
Firefox 57 Ubuntu Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:57.0) Gecko/20100101 Firefox/57.0 2025 years ago

;