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 NT 10.0; Win64; x64; rv:125.0.1) Gecko/20100101 Firefox/125.0.1

    Firefox 125 on Windows 10

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8b4) Gecko/20050729 Firefox/1.0+

    Firefox 1 on Windows XP

  • Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115

    Firefox 115 on Windows 7

  • Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:109.0) Gecko/20100101 Firefox/109.0

    Firefox 109 on Ubuntu

  • Mozilla/5.0 (Windows NT 10.0; rv:132.0) Gecko/20100101 Firefox/132.0

    Firefox 132 on Windows 10

  • Mozilla/5.0 (X11; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on GNU/Linux

  • Mozilla/5.0 (Windows NT 10.0; rv:128.0 ) Gecko/20100101 Firefox/128.0

    Firefox 128 on Windows 10

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/2008052906 Firefox/3.0

    Firefox 3 on Windows XP

  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Mac 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x86; rv:138.0) Gecko/20100101 Firefox/1.0.0

    Firefox 1 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x86; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x32; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (Windows NT 10.0; Win32; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (Windows NT 1; Win32; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows NT

  • Mozilla/5.0 (Windows NT 1; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows NT

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

    Firefox 138 on Windows 10

  • Mozilla/5.0 (X11; Linux; rv:135.0) Gecko/20221914 Firefox/135.0

    Firefox 135 on GNU/Linux

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0/mTf5pfkZSGyX

    Firefox 136 on Windows 10

  • Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:132.0) Gecko/20100101 Firefox/132.0

    Firefox 132 on Fedora

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:134.0) Gecko/20100101 Firefox/135.0

    Firefox 135 on Windows 10

  • Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0

    Firefox 130 on Ubuntu

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6 FirePHP/0.4

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.4) Gecko/20100513 Firefox/3.6.4 (.NET CLR 3.5.30729)

    Firefox 3 on Windows XP

  • Mozilla/5.0 (X11; U; Linux x86_64; it; rv:1.9.2.24) Gecko/20111101 SUSE/3.6.24-0.2.1 Firefox/3.6.24

    Firefox 3 on SUSE 3

  • Mozilla/5.0 (X11; U; Linux i686; fr-FR; rv:1.9.2.10) Gecko/20100914 Firefox/3.6.10

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.2.16) Gecko/20110319 AskTbUTR/3.11.3.15590 Firefox/3.6.16

    Firefox 3 on Windows XP

  • Mozilla/5.0 (Windows NT 5.2; rv:2.0b13pre) Gecko/20110304 Firefox/4.0b13pre

    Firefox 4 on Windows Server 2003

  • Mozilla/5.0(Windows; U; Windows NT 5.2; rv:1.9.2) Gecko/20100101 Firefox/3.6

    Firefox 3 on Windows Server 2003

  • Mozilla/5.0 (X11; U; Linux x86_64; fr; rv:1.9.2.3) Gecko/20100403 Fedora/3.6.3-4.fc13 Firefox/3.6.3

    Firefox 3 on Fedora 13

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; ru; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.7 (.NET CLR 3.5.30729)

    Firefox 3 on Windows XP

  • Mozilla/5.0 (X11; Linux i686; rv:2.0b3pre) Gecko/20100731 Firefox/4.0b3pre

    Firefox 4 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20120421 Firefox/11.0

    Firefox 11 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.8) Gecko/20100804 Gentoo Firefox/3.6.8

    Firefox 3 on Gentoo

  • Mozilla/5.0 (Windows NT 5.1; rv:2.0.1) Gecko/20100101 Firefox/5.0

    Firefox 5 on Windows XP

  • Mozilla/5.0 (X11; Linux i686 on x86_64; rv:5.0a2) Gecko/20110524 Firefox/5.0a2

    Firefox 5 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.3) Gecko/2008092816 Mobile Safari 1.1.3

    Firefox on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux x86_64; ru; rv:1.9.2.18) Gecko/20110628 Ubuntu/10.10 (maverick) Firefox/3.6.18

    Firefox 3 on Ubuntu 10

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.8) Gecko/20100727 Firefox/3.6.8

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; pl; rv:1.9.2.2) Gecko/20100316 Firefox/3.6.2 GTB6 (.NET CLR 3.5.30729)

    Firefox 3 on Windows XP

  • Mozilla/5.0 (X11; U; Linux x86_64; en-GB; rv:1.9.2.13) Gecko/20101206 Red Hat/3.6-2.el5 Firefox/3.6.13

    Firefox 3 on Red Hat 3

  • Mozilla/5.0 (X11; U; Linux x86_64; de; rv:1.9.2) Gecko/20100308 Ubuntu/10.04 (lucid) Firefox/3.6

    Firefox 3 on Ubuntu 10

  • Mozilla/5.0 (X11; U; Linux x86_64; el-GR; rv:1.9.2.10) Gecko/20100922 Ubuntu/10.10 (maverick) Firefox/3.6.10

    Firefox 3 on Ubuntu 10

  • Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; rv:1.8.1.16) Gecko/20080702 Firefox

    Firefox on Mac

  • Mozilla/5.0 (X11; U; Gentoo Linux x86_64; pl-PL) Gecko Firefox

    Firefox on Gentoo

  • Mozilla/5.0 (X11; U; Linux x86_64; it; rv:1.9.2.13) Gecko/20101206 Ubuntu/10.04 (lucid) Firefox/3.6.13 (.NET CLR 3.5.30729)

    Firefox 3 on Ubuntu 10

  • Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.7) Gecko/20100723 Fedora/3.6.7-1.fc13 Firefox/3.6.7

    Firefox 3 on Fedora 13

  • Mozilla/5.0 (X11; U; Linux armv7l; en-GB; rv:1.9.2.3pre) Gecko/20100723 Firefox/3.6.11

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.15) Gecko/20110303 Firefox/3.6.15 ( .NET CLR 3.5.30729; .NET4.0C) FirePHP/0.5

    Firefox 3 on Windows 7

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

    Firefox 5 on Mac

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3 GTB7.1

    Firefox 3 on GNU/Linux