Firefox 4 User Agents

Firefox 4 User Agents in our database. This is a listing of only some of the most popular ones.

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

  Firefox 4 on Windows Server 2003

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

  Firefox 4 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; Linux x86_64; rv:2.0.1) Gecko/20110506 Firefox/4.0.1

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (Windows NT 5.1; rv:2.0b9pre) Gecko/20110105 Firefox/4.0b9pre

  Firefox 4 on Windows XP

• Mozilla/5.0 (X11; Linux i686; rv:2.0b10) Gecko/20100101 Firefox/4.0b10

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:2.0b10) Gecko/20110126 Firefox/4.0b10

  Firefox 4 on Windows 7

• Mozilla/5.0 (X11; Linux i686; rv:2.0.1) Gecko/20110518 Firefox/4.0.1

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (X11; Linux i686; rv:2.0b12pre) Gecko/20100101 Firefox/4.0b12pre

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (X11; U; Linux i686; ru; rv:1.9.1.3) Gecko/20091020 Ubuntu/10.04 (lucid) Firefox/4.0.1

  Firefox 4 on Ubuntu 10

• Mozilla/5.0 (Windows NT 5.1; rv:2.0b13pre) Gecko/20110223 Firefox/4.0b13pre

  Firefox 4 on Windows XP

• Mozilla/5.0 (X11; Linux i686; rv:2.0b6pre) Gecko/20100907 Firefox/4.0b6pre

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv,2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Mac 10

• Mozilla/5.0 (Windows NT 6.1; rv,2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Windows 7

• Mozilla/5.0 (WindowsCE 6.0; rv:2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Windows

• Mozilla/5.0 (X11; Linux x86_64; rv:2.2a1pre) Gecko/20100101 Firefox/4.2a1pre

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (X11; Linux i686; rv:2.0) Gecko/20100101 Firefox/4.0

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.7; en-US; rv:1.9.2.3) Gecko/20100731 Firefox/4.0b3pre

  Firefox 4 on Mac 10

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

  Firefox 4 on Windows XP

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

  Firefox 4 on Windows 2000

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

  Firefox 4 on GNU/Linux

• Mozilla/5.0 (X11; U; Linux i686; en-GB; rv:2.0) Gecko/20110404 Fedora/16-dev Firefox/4.0

  Firefox 4 on Fedora 16

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

  Firefox 4 on Windows XP

• Mozilla/5.0 (Windows NT 5.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Windows XP

• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:2.0.1) Gecko/20150807 Firefox/4.0.0; xs-8ly_ZCIjx1U;

  Firefox 4 on Windows 7

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

  Firefox 4 on GNU/Linux

• 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-US; rv:2.0a1pre) Gecko/2008032002 Minefield/4.0a1pre

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; io; rv:2.0b8pre) Gecko/20101203 Firefox/4.0b8pre (.NET CLR 3.5.30729)

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; ro; rv:2.0b8pre) Gecko/20101203 Firefox/4.0b8pre (.NET CLR 3.5.30729)

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; nl-NL; rv:2.0b8pre) Gecko/20101203 Firefox/4.0b8pre (.NET CLR 3.5.30729)

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; ru-RU; rv:2.0.1) Gecko/20110428 Firefox/4.0.1 (.NET CLR 3.5.30729)

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; fy-NL; rv:2.0b1) Gecko/20100628 Firefox/4.0b1 (.NET CLR 3.5.30729)

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:2.0b12) Gecko/20100101 Firefox/4.0b12

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; WOW64; rv:2.0) Gecko/20100101 Firefox/4.0

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Windows NT 6.0; fr-CH; rv:2.0b6pre) Gecko/20100907 Firefox/4.0b6pre

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:2.0) Gecko/20100101 Firefox/4.0

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; rv:2.0b7pre) Gecko/20100918 Firefox/4.0b7pre

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; WOW64; rv:2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; Windows NT 6.0; rv:2.0b3) Gecko/20100805 Firefox/4.0b3 ( .NET CLR 3.5.30729; .NET4.0E)

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows NT 6.0; WOW64; rv:2.0b4) Gecko/20100818 Firefox/4.0b4

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; Windows NT 6.0; rv:2.0b3) Gecko/20100805 Firefox/4.0b3

  Firefox 4 on Windows Vista

• Mozilla/5.0 (Windows; U; Win98; ja; rv:1.8.1.17pre) Gecko/20100903 Firefox/4.0b6pre

  Firefox 4 on Windows 98

• Mozilla/5.0 (Windows NT 6.2; rv:4.0) Gecko/2019820 Firefox/4.0

  Firefox 4 on Windows 8

• Mozilla/5.0 (Windows NT 6.2; rv:2.0b5) Gecko/20100101 Firefox/4.0b5

  Firefox 4 on Windows 8

• Mozilla/5.0 (Windows NT 6.2; WOW64; rv:2.0b6) Gecko/20100101 Firefox/4.0b6

  Firefox 4 on Windows 8

• Mozilla/5.0 (Windows NT 6.2; WOW64; rv:2.0b10) Gecko/20100101 Firefox/4.0b10

  Firefox 4 on Windows 8

• Mozilla/5.0 (Windows NT 6.2; WOW64; rv:2.0.1) Gecko/20100101 Firefox/4.0.1

  Firefox 4 on Windows 8