Firefox User Agents

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

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

  Firefox 40 on GNU/Linux

• Mozilla/5.0 (Linux x86_64; rv:38.0) Gecko/20100101 Firefox/38.0

  Firefox 38 on GNU/Linux

• Mozilla/5.0 (X11; Linux x86_64; rv:37.0) Gecko/20100101 Firefox/37.0

  Firefox 37 on GNU/Linux

• Linux / Firefox 40.0.2: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:40.0.2) Gecko/20150812 Firefox/40.0.2

  Firefox on Ubuntu

• Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Firefox/24.0 DejaClick/2.5.0.14

  Firefox 24 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3 GTB6 (.NET CLR 3.5.30729)

  Firefox 3 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7

  Firefox 3 on Windows XP

• Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.9.2.8) Gecko/20100729 Firefox/3.6.8

  Firefox 3 on FreeBSD

• Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0 OWASMIME/4.0500

  Firefox 40 on Windows 10

• Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4 (Splashtop-v1.1.2.2)

  Firefox 3 on GNU/Linux

• Mozilla/5.0 (X11; Linux x86_64; rv:29.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on GNU/Linux

• Mozilla/5.0 (X11; FreeBSD i386; rv:10.0.3) Gecko/20100101 Firefox/50

  Firefox 50 on FreeBSD

• Mozilla/5.0 (X11; Linux i686; rv:43.0) Gecko/20100101 Firefox/43.0

  Firefox 43 on GNU/Linux

• Mozilla/5.0 (Windows 8.1; WOW64; rv:39.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on Windows 8

• Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.4) Gecko/20100520 FireDownload/2.0.1 Firefox/3.6.4 Wyzo/3.6.4.1 FireTorrent/2.0.1

  Firefox 3 on Windows 7

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8

  Firefox 3 on Windows XP

• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.1.6) Gecko/20100204 FireDownload/1.2pre Firefox/3.5.6 Wyzo/3.5.6.1 FireTorrent/1.1pre

  Firefox 3 on Mac 10

• Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:8.0) Gecko/20100101 Firefox/8.0

  Firefox 8 on Windows 7

• Mozilla/5.0 (Windows NT 6.3; WOW64; rv:37.0) Gecko/20100101 Firefox/37.0 gl-cgphtd

  Firefox 37 on Windows 8

• Mozilla/5.0 (X11; Linux i686; rv:33.0) Gecko/20100101 Firefox/33.0

  Firefox 33 on GNU/Linux

• Mozilla/5.0 (X11; Linux i686; rv:37.0) Gecko/20100101 Firefox/37.0

  Firefox 37 on GNU/Linux

• Mozilla/5.0 (X11; Linux i686; rv:34.0) Gecko/20100101 Firefox/34.0

  Firefox 34 on GNU/Linux

• Mozilla/5.0 (X11; Linux i686; rv:35.0) Gecko/20100101 Firefox/35.0

  Firefox 35 on GNU/Linux

• Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:39.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on Fedora

• Mozilla/5.0 (Windows; U; Windows NT 5.1; rv:1.9.0.8) Gecko/2009032609 Firefox/3.0.8

  Firefox 3 on Windows XP

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

  Firefox 3 on Windows XP

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

  Firefox 3 on Windows XP

• Mozilla/5.0 (Windows NT 6.1; rv:6.0) Gecko/20110814 Firefox/6.0 Safari/5.05 Pico/3.5

  Firefox 6 on Windows 7

• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.20) Gecko/20110803 Firefox/3.6.20

  Firefox 3 on Mac 10

• Mozilla/5.0 (Windows; U; Windows NT 6.0; de; rv:1.9.2) Gecko/20100115 Firefox/3.6

  Firefox 3 on Windows Vista

• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; fr; rv:1.9.2.15) Gecko/20110303 Firefox/3.6.15

  Firefox 3 on Mac 10

• Mozilla/5.0 (X11; Linux i686; rv:2.0b12pre) Gecko/20110204 Firefox/4.0b12pre

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (Windows NT The given key was not present in the dictionary.; WOW64; rv:39.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on Windows NT

• Mozilla/5.0 (X11; Linux x86_64; rv:29.0) Gecko/20100101 Firefox/29.0

  Firefox 29 on GNU/Linux

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10; rv:44.0) Gecko/20100101 Firefox/44.0

  Firefox 44 on Mac 10

• Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.20) Gecko/20081217 Firefox/2.0.0.20

  Firefox 2 on Windows XP

• Mozilla/5.0 (Windows NT 5.1; rv:37.0) Gecko/20100101 Firefox/37.0

  Firefox 37 on Windows XP

• Mozilla/5.0 (Windows NT 5.1; WOW64; rv:39.0) Gecko/20100101 Firefox/39.0

  Firefox 39 on Windows XP

• Mozilla/5.0 (X11; Linux x86_64; rv:36.0) Gecko/20100101 Firefox/36.0

  Firefox 36 on GNU/Linux

• Mozilla/5.0 (Windows NT 6.0; rv:104.0) Gecko/20100101 Firefox/104.0

  Firefox 104 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; Win64; x64; rv:104.0) Gecko/20100101 Firefox/104.0

  Firefox 104 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0) Gecko/20100101 Firefox/44.0

  Firefox 44 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; fr; rv:1.9.1.2) Gecko/20090729 Firefox/3.5.2 (.NET CLR 3.5.30729)

  Firefox 3 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0

  Firefox 103 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0

  Firefox 102 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.8) Gecko/20100202 Firefox/52.4.0

  Firefox 52 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:14.0) Gecko/2017121 Firefox/14.0

  Firefox 14 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:4.0) Gecko/20151111 Firefox/4.0

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; en-GB; rv:1.9.1b3) Gecko/20090305 Firefox/52.0

  Firefox 52 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:7.0) Gecko/20191114 Firefox/7.0

  Firefox 7 on Windows Vista