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: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

  • Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-GB; rv:1.9.2.17) Gecko/20110420 Firefox/3.6.17

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2a1pre) Gecko/20090428 Firefox/3.6a1pre

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.3) Gecko/20100403 Firefox/3.6.3

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.2pre) Gecko/20100312 Ubuntu/9.04 (jaunty) Firefox/3.6

    Firefox 3 on Ubuntu 9

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; nb-NO; rv:1.9.2.4) Gecko/20100611 Firefox/3.6.4 (.NET CLR 3.5.30729)

    Firefox 3 on Windows XP

  • Mozilla/6.0 (Windows NT 6.2; WOW64; rv:16.0.1) Gecko/20121011 Firefox/16.0.1

    Firefox 16 on Windows 8

  • Mozilla/5.0 (X11; FreeBSD i686) Firefox/3.6

    Firefox 3 on FreeBSD

  • Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.2.20) Gecko/20110803 Firefox/3.6.20

    Firefox 3 on Mac 10

  • Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:110.0) Gecko/20100101 Firefox/110.0

    Firefox 110 on Windows 10

  • Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.12) Gecko/20101114 Gentoo Firefox/3.6.12

    Firefox 3 on Gentoo

  • Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.7) Gecko/20100809 Fedora/3.6.7-1.fc14 Firefox/3.6.7

    Firefox 3 on Fedora 14

  • Mozilla/5.0 (Windows NT 5.1; rv:12.0) Gecko/20120403211507 Firefox/12.0

    Firefox 12 on Windows XP

  • Mozilla/5.0 (Windows; U; Windows NT 5.1; en; rv:1.9.1.13) Gecko/20100914 Firefox/3.6.16

    Firefox 3 on Windows XP

  • Mozilla/5.0 (X11; Linux i686; rv:2.0) Gecko/20100101 Firefox/3.6

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux i686; ru; rv:1.9.3a5pre) Gecko/20100526 Firefox/3.7a5pre

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (X11; U; Linux i686; en-GB; rv:1.9.2.16) Gecko/20110319 Firefox/3.6.16

    Firefox 3 on GNU/Linux

  • Mozilla/5.0 (Windows NT 5.1; rv:2.0b8pre) Gecko/20101127 Firefox/4.0b8pre

    Firefox 4 on Windows XP

  • Mozilla/5.0 (X11; U; Linux x86_64; es-ES; rv:1.9.2.12) Gecko/20101027 Fedora/3.6.12-1.fc13 Firefox/3.6.12

    Firefox 3 on Fedora 13

  • Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.3a3pre) Gecko/20100306 Firefox3.6 (.NET CLR 3.5.30729)

    Firefox on Windows 7