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 10; Mobile; rv:135.0) Gecko/17441534 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/11180155 Firefox/135.0 [ip:62.98.163.122]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/19280631 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; TX6s; rv:135.0) Gecko/135.0 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/25807143 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/12633136 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/21012939 Firefox/135.0 [ip:37.160.164.232]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13419961 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13147213 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/29763878 Firefox/135.0 [ip:83.225.58.66]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/21071594 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/12717788 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/16279701 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/24024009 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/25422209 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/13745082 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13594273 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/26379199 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/24407399 Firefox/135.0 [ip:93.148.96.91]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/11884801 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/22450251 Firefox/135.0 [ip:5.42.145.76]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/26340565 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/23187924 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/18937550 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/15820043 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/11897710 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/15571450 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/23405059 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/29401129 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/29449573 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/15004307 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/29415391 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/10942897 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/18352235 Firefox/135.0
• Mozilla/5.0 (X11; Linux x86_64; rv:135.0) Gecko/20220611 Firefox/135.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11.10; rv:135.0) Gecko/20000101 Firefox/135.0
• Mozilla/5.0 (X11; Linux; rv:135.0) Gecko/20220304 Firefox/135.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 14; rv:135.0) Gecko/20000101 Firefox/135.0
• Mozilla/5.0 (X11; U; Linux; en-AU; rv:135.0) Gecko/20172304 Firefox/135.0
• Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0/FRChgRk8YBgvQ2HP-04
• Mozilla/5.0 (X11; Linux; rv:135.0) Gecko/20220201 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/23475239 Firefox/135.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0/kWoZ0gLWeDr
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:135.0esr) Gecko/20110101 Firefox/135.0esr
• Mozilla/5.0 (Macintosh; Intel Mac OS X 14.3; rv:135.0) Gecko/20000101 Firefox/135.0
• Mozilla/5.0 (X11; Linux; rv:135.0) Gecko/20220111 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/22309108 Firefox/135.0
• Mozilla/5.0 (Android 8.1; Mobile; rv:135.0) Gecko/135.0 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/15423165 Firefox/135.0
• Mozilla/5.0 (X11; U; Linux x86_64; en-GB; rv:135.0) Gecko/20220210 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/25760042 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/28768096 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/27259779 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/28855744 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/26123676 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/21598984 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/10736553 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/23154537 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13978810 Firefox/135.0 [ip:37.103.199.53]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0 [ip:63.92.68.125]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/25415351 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/13939831 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/20095318 Firefox/135.0
• Mozilla/5.0 (Windows NT 6.1; WOW64; rv:135.0) Gecko/20100101 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/13515845 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/25446742 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/28051523 Firefox/135.0
• Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0/uSJofkomSes-80
• Mozilla/5.0 (Windows NT 10.0; WOW64; x64; rv:135.0esr) Gecko/20100101 Firefox/135.0esr/rG3VXa1Oe472S1yc
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/28850042 Firefox/135.0 [ip:91.37.148.149]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/21820242 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/16526172 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/21465676 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/24454663 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/13663973 Firefox/135.0 [ip:151.38.156.149]
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/24522720 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/17550904 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/29868767 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/27207525 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/13807191 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/13782132 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/135.0 Firefox/135.0 [ip:77.58.246.169]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/22251732 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/18313138 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/24134045 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/12061745 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/24528353 Firefox/135.0
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/19054902 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/13020478 Firefox/135.0
• Mozilla/5.0 (Android 12; Mobile; rv:135.0) Gecko/12930805 Firefox/135.0
• Mozilla/5.0 (Android 11; Mobile; rv:135.0) Gecko/27301327 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/20707746 Firefox/135.0 [ip:79.51.213.40]
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/28998786 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/11961355 Firefox/135.0
• Mozilla/5.0 (Android 13; Mobile; rv:135.0) Gecko/23126225 Firefox/135.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 14.1; rv:135.0esr) Gecko/20010101 Firefox/135.0esr [ip:176.7.22.215]
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/17713793 Firefox/135.0
• Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/23329591 Firefox/135.0
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0 [ip:151.47.198.141]
• Mozilla/5.0 (Android 10; Mobile; rv:135.0) Gecko/23926642 Firefox/135.0