Firefox User Agents

Firefox User Agents in our database. This is a listing of only some of the most popular ones.

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.6) Gecko/20100625 Firefox/3.6.6 (.NET CLR 3.5.30729)

  Firefox 3 on Windows XP

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7

  Firefox 3 on Windows XP

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:21.0) Gecko/20100101 Firefox/21.0

  Firefox 21 on Mac 10

• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.1) Gecko/2008071615 Fedora/3.0.1-1.fc9 Firefox/3.0.1

  Firefox 3 on Fedora 9

• Mozilla/5.0 (Windows NT 5.1; rv:24.0) Gecko/20100101 Firefox/24.0

  Firefox 24 on Windows XP

• Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110420 SUSE/3.6.17-0.2.1 Firefox/3.6.17

  Firefox 3 on SUSE 3

• Mozilla/5.0 (X11; FreeBSD amd64; rv:31.0) Gecko/20100101 Firefox/31.0

  Firefox 31 on FreeBSD

• Mozilla/5.0 (Windows NT 5.1; rv:2.0b12) Gecko/20100101 Firefox/4.0b12

  Firefox 4 on Windows XP

• Mozilla/5.0 (X11; U; Linux i686; rv:1.9.2) Gecko/20100115 Firefox/39.0

  Firefox 39 on GNU/Linux

• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.10; en-US; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8

  Firefox 3 on Mac 10

• Mozilla/5.0 (X11; Linux i586; rv:40.0) Gecko/20100101 Firefox/40.0

  Firefox 40 on GNU/Linux

• Mozilla/5.0 (X11; NetBSD amd64; rv:35.0) Gecko/20100101 Firefox/35.0

  Firefox 35 on NetBSD

• Mozilla/5.0 (Windows NT 6.3; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0 OWASMIME/4.0500

  Firefox 40 on Windows 8

• Mozilla/5.0 (X11; U; Linux i586; de; rv:5.0) Gecko/20100101 Firefox/5.0

  Firefox 5 on GNU/Linux

• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on Windows 7

• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Firefox/40.1

  Firefox 40 on Windows 7

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:2.0.1) Gecko/20110606 Firefox/4.0.1

  Firefox 4 on Windows XP

• Mozilla/5.0 (Windows; U; Windows NT 5.1; de; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8 (.NET CLR 3.5.30729)

  Firefox 3 on Windows XP

• Mozilla/5.0 (Windows; Windows NT) Firefox/28

  Firefox 28 on Windows NT

• Mozilla/5.0 (X11; Linux x86_64; rv:18.0) Gecko/20100101 Firefox/18.0

  Firefox 18 on GNU/Linux

• Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20100101 Firefox/40.0

  Firefox 40 on GNU/Linux

• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:10.0) Gecko/20100101 Firefox/40.0

  Firefox 40 on Windows 7

• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9) Gecko/2008061004 Firefox/3.0

  Firefox 3 on Mac 10

• Mozilla/5.0 (Windows NT 5.0; rv:2.0b7) Gecko/20100101 Firefox/4.0b7

  Firefox 4 on Windows 2000

• Mozilla/5.0 (X11; Linux x86_64; rv:19.0) Gecko/20100101 Firefox/19.0

  Firefox 19 on GNU/Linux

• Mozilla/5.0 (X11; Linux x86_64; rv:2.0.1) Gecko/20100101 Firefox/40.0.3

  Firefox 40 on GNU/Linux

• Mozilla/5.0 (X11; U; Linux i686; rv:1.7.10) Gecko/20050717 Firefox/1.0.6

  Firefox 1 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.7pre) Gecko/20070815 Firefox/2.0.0.6 Navigator/9.0b3

  Firefox 2 on Windows XP

• Mozilla/5.0 (GNU/linux S.O.; rv:38.0) Gecko/20100101 Firefox/38.0

  Firefox 38 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.4) Gecko/20091016 Firefox/3.5.4 ( .NET CLR 3.5.30729)

  Firefox 3 on Windows XP

• Mozilla/5.0 (X11; Linux armv7l; rv:25.0) Gecko/20130329 Firefox/25.0

  Firefox 25 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.3) Gecko/20090824 Firefox/3.5.3

  Firefox 3 on Windows XP

• Mozilla/5.0 (Windows NT 5.2; rv:38.0) Gecko/20100101 Firefox/38.0

  Firefox 38 on Windows Server 2003

• Mozilla/5.0 (Windows NT 5.1; rv:15.0) Gecko/20100101 Firefox/15.0.1

  Firefox 15 on Windows XP

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.6) Gecko/20070725 Firefox/3.0.0.6

  Firefox 3 on Windows XP

• Mozilla/5.0 (X11; Linux armv7l; rv:2.0) Gecko/20100101 Firefox/4.0

  Firefox 4 on GNU/Linux

• Mozilla/5.0 ;Windows NT 6.1; WOW64; rv:35.0; Gecko/20100101 Firefox/35.0

  Firefox 35 on Windows 7

• Mozilla/5.0 (Windows; U; Windows NT 5.1; it; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11

  Firefox 2 on Windows XP

• Mozilla/5.0 (Windows NT 5.1; rv:12.0) Gecko/20100101 Firefox/12.0

  Firefox 12 on Windows XP

• Mozilla/5.0 (Windows NT 6.0; WOW64; rv:12.0) Gecko/20100101 Firefox/12.0

  Firefox 12 on Windows Vista

• Mozilla/5.0 (Windows NT 5.1; WOW64; rv:31.0) Gecko/20100101 Firefox/31.0

  Firefox 31 on Windows XP

• Mozilla/5.0 (Windows; U; Windows NT 5.1; es-ES; rv:1.9.0.19) Gecko/2010031422 Firefox/3.0.19

  Firefox 3 on Windows XP

• Mozilla/5.0 (X11; Linux i686; rv:35) Gecko/20100101 Firefox/35

  Firefox 35 on GNU/Linux

• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:39.0) Gecko/20100101 Firefox/39.0,gzip(gfe)

  Firefox 39 on Windows 7

• Mozilla/5.0 (X11; Linux i586; rv:39.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5 (.NET CLR 3.5.30729)

  Firefox 3 on Windows XP

• Mozilla/5.0 (Windows; U; Windows NT 5.1; fr; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5 ( .NET CLR 3.5.30729)

  Firefox 3 on Windows XP

• Mozilla/5.0 (Macintosh; U; PPC Mac OS X 10.5; en-US; rv:1.9.0.19) Gecko/2010031218 Firefox/3.0.19

  Firefox 3 on Mac 10

• Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.0.8) Gecko/2009032609 Firefox/3.0.8

  Firefox 3 on Windows 7

• Mozilla/5.0 (X11; Linux x86_64; rv:33.0) Gecko/20100101 Firefox/33.0

  Firefox 33 on GNU/Linux