• Latest Firefox 21 user agents:
  • User agent Platforms Hardware
    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:21.0) Gecko/20100101 Firefox/21.0 IABrowser368100861d5 Mac 10 desktop
    Mozilla/5.0 (X11; Linux x86_64; rv:21.0) Gecko/20100101 Firefox/21.0 GNU/Linux desktop
    Mozilla/5.0 (Windows NT 6.1; WOW64; rv:21.0) Gecko/20190728 Firefox/21.0 Windows 7 desktop
    Mozilla/5.0 (Windows NT.6.2; WOW64) Gecko/20061007 Firefox/21.0 Windows NT desktop
    Mozilla/5.0 (Windows NT.6.2; Win64; x64) Gecko/20101104 Firefox/21.0 Windows NT desktop
    Mozilla/5.0 (Windows NT 10.0; Win64; x64) Gecko/20031510 Firefox/21.0 Windows 10 desktop
    Mozilla/5.0 (Windows NT 10.0; Win64; x64) Gecko/20051602 Firefox/21.0 Windows 10 desktop
    Mozilla/5.0 (Windows NT.6.2; Win64; x64) Gecko/20030208 Firefox/21.0 Windows NT desktop
    Mozilla/5.0 (Windows NT 10.0; Win64; x64) Gecko/20063109 Firefox/21.0 Windows 10 desktop
    Mozilla/5.0 (Windows NT 10.0; Win64; x64) Gecko/20021006 Firefox/21.0 Windows 10 desktop
    Mozilla/5.0 (Windows NT 10.0; Win64; x64) Gecko/20011903 Firefox/21.0 Windows 10 desktop
    Mozilla/5.0 (X11; FreeBSD amd64; rv:21.0) Gecko/20130331 Firefox/21.0 FreeBSD desktop
    Mozilla/5.0 (Windows NT 6.1; WOW64; rv:16.0) Gecko/20100101 Firefox/21.0 Windows 7 desktop
    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:21.0) Gecko/20100101 Firefox/21.0 Mac 10 desktop
    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:21.0) Gecko/20100101 Firefox/21.0 Mac 10 desktop
    Mozilla/5.0 (Windows NT 6.0; rv:21.0) Gecko/20100101 Firefox/21.0 AlexaToolbar/amznf-3.0.20121129 Windows Vista desktop
    Mozilla/5.0 (Windows NT 6.0; rv:21.0) Gecko/20130331 Firefox/21.0 Windows Vista desktop
    Mozilla/5.0 (Windows NT 6.0; rv:21.0) Gecko/20100101 Firefox/21.0 Windows Vista desktop
    Mozilla/5.0 (Windows NT 4.0; rv:21.0) Gecko/20100101 Firefox/21.0 Windows NT desktop
    Mozilla/5.0 (Windows NT 4.10; rv:21.0) Gecko/20100101 Firefox/21.0 Windows NT desktop