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; 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

• Mozilla/5.0 (Windows NT 5.1; rv:27.0) Gecko/20100101 Firefox/27.0

  Firefox 27 on Windows XP

• Mozilla/5.0 (Windows NT 5.1; rv:40.0) Gecko/20100101 Firefox/40.0,gzip(gfe)

  Firefox 40 on Windows XP

• Mozilla/5.0 (Windows NT 5.1; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0,gzip(gfe)

  Firefox 40 on Windows XP

• Mozilla/5.0 (Windows NT 6.0; rv:39.0) Gecko/20100101 Firefox/39.0 ZemanaAID/FFFF0061

  Firefox 39 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.1; es-ES; rv:1.9.2.6) Gecko/20100625 Firefox/3.6.6

  Firefox 3 on Windows 7

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.13) Gecko/20101203 AskTbNDV/3.15.1.22229 Firefox/3.6.13

  Firefox 3 on Windows XP

• Mozilla/5.0 (X11; Linux i686; rv:26.0) Gecko/20100101 Firefox/26.0

  Firefox 26 on GNU/Linux

• Mozilla/5.0 (Windows NT 6.1; rv:40.0) Gecko/20120101 Firefox/40.0 Lightning/3.8b2

  Firefox 40 on Windows 7

• Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.0.18) Gecko/2010020220 Firefox/3.0.18 (.NET CLR 3.5.30729)

  Firefox 3 on Windows 7

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:13.0) Gecko/20100101 Firefox/13.0

  Firefox 13 on Mac 10

• Mozilla/5.0 (Windows; U; Windows NT 6.1; ro; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3

  Firefox 3 on Windows 7

• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.10) Gecko/2009042315 Firefox/3.0.10 (Splashtop-v1.4.5.3)

  Firefox 3 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13 (.NET CLR 3.5.30729)

  Firefox 3 on Windows 7

• Mozilla/5.0 (Windows NT 5.2; rv:9.0.1) Gecko/20100101 Firefox/9.0.1

  Firefox 9 on Windows Server 2003

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.20) Gecko/20110803 AskTbFWV5/3.13.0.17701 Firefox/3.6.20 ( .NET CLR 3.5.30729)

  Firefox 3 on Windows XP

• PB1.0b Mozilla/5.0 (Windows NT 6.3; WOW64; rv:37.0) Gecko/20100101 Firefox/37.0

  Firefox 37 on Windows 8

• Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Firefox/31.0 SCREENRES/1024x768 PLC/PLC_3_3_0_LR5 HW/Zotac_AD04 PLCMODE/FOOTWALL

  Firefox 31 on GNU/Linux

• Mozilla/5.0 (X11; Linux i686; rv:30.0) Gecko/20100101 Firefox/30.0

  Firefox 30 on GNU/Linux