For more information, please visit the following pages:

• Firefox
• Mozilla Foundation
• Gecko

Latest user agents (if you are looking for complete list, download it here):

• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/23232206 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/15275557 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/25087567 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/15981512 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/25303344 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/24819152 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/24928431 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/17938953 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/20661909 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/20228563 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/21556516 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/12352005 Firefox/135.0
• Mozilla/5.0 (Android 11; Tablet; SM-P205; rv:135.0) Gecko/135.0 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/15868735 Firefox/135.0
• Mozilla/5.0 (X11; Linux x86_64; rv:135.0) Gecko/20162411 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/10977560 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/10432903 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/22064024 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/14052076 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/17897200 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/25308129 Firefox/135.0 [ip:84.83.9.250]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/16226851 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/21173919 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/12326052 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/28466595 Firefox/135.0 [ip:193.207.113.218]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/23801225 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13219751 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/28850841 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/29075321 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/18434826 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/10551969 Firefox/135.0 [ip:91.80.30.93]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/29663082 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/26321674 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/20073149 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/10708683 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/23637123 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/22285866 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/15869595 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/27277205 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/15359916 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/24107729 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/11478413 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/17707669 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/19598148 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/20093587 Firefox/135.0 [ip:93.46.155.162]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/12141748 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/28145202 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/16571969 Firefox/135.0 [ip:217.202.41.189]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/18498342 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/27725843 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/19972807 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/10932131 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/21894706 Firefox/135.0 [ip:217.201.185.176]
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/10368936 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/26536028 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/15931906 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/26329099 Firefox/135.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_3; rv:135.0) Gecko/20100101 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/18797830 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/26464981 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/27165799 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/13035270 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/21870698 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/22061077 Firefox/135.0 [ip:78.210.41.16]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/20603761 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/26186493 Firefox/135.0 [ip:93.45.230.104]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/12672841 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/18439373 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/21152960 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/10242533 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/13537679 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/18639299 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/19134895 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/11340938 Firefox/135.0 [ip:93.150.243.27]
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/20818873 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/15102819 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/10430356 Firefox/135.0 [ip:87.18.116.217]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/22218710 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/16074730 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/23216287 Firefox/135.0 [ip:151.63.195.95]
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/15455229 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/21851385 Firefox/135.0 [ip:37.182.178.226]
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/11780732 Firefox/135.0 [ip:79.34.132.30]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/13494741 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/20552189 Firefox/135.0 [ip:37.32.84.233]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/19383794 Firefox/135.0 [ip:78.208.2.124]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/19383794 Firefox/135.0 [ip:78.212.74.102]
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/29869431 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/19199856 Firefox/135.0 [ip:193.207.122.94]
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/27496470 Firefox/135.0 [ip:93.37.176.194]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/13431780 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13643240 Firefox/135.0 [ip:93.37.187.254]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/25387126 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/10978811 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/26730351 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/23225361 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/23696278 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/11378591 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/16037881 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/26015196 Firefox/135.0