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 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:188.190.72.58]
• Mozilla/5.0 (Windows NT 6.2; rv:99.0.1) Gecko/20100101 Firefox/99.0.1 anonymized by Abelssoft 1564956045
• Mozilla/5.0 (X11; U; Linux x86_64; rv:99.0esr) Gecko/20161119 Firefox/99.0esr
• Mozilla/5.0 (Macintosh; Intel Mac OS X 11_10_7; rv:99.0) Gecko/20010101 Firefox/99.0
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:188.190.72.189]
• Mozilla/5.0 (Macintosh; Intel Mac OS X 10_3; rv:99.0) Gecko/20000101 Firefox/99.0
• Mozilla/5.0 (Android 6.0.1; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:87.171.119.82]
• Mozilla/5.0 (Android 6.0.1; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:79.221.240.74]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 AtContent/97.5.1684.85
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:93.39.84.69]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:170.233.31.41]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:200.16.89.214]
• Mozilla/5.0 (X11; Linux x86_64; rv:120.0) Gecko/20100101 Firefox/99.0
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:190.112.102.77]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:181.10.158.36]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:190.112.96.19]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:190.52.170.51]
• Mozilla/5.0 (Windows NT 6.1; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:190.216.40.55]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:190.185.102.4]
• Mozilla/5.0 (Windows NT 6.1; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:131.100.181.70]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:200.127.147.26]
• Mozilla/5.0 (Windows NT 6.3; WOW64; rv:99.0) Gecko/20100101 Firefox/99.0
• Mozilla/5.0 (Windows NT 6.2; rv:99.0.1) Gecko/20100101 Firefox/99.0.1
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.152.8]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:160.97.33.227]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:105.112.162.38]
• Mozilla/5.0 (X11; Linux x86_64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:37.14.33.0]
• Mozilla/5.0 (X11; Linux x86_64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:82.63.126.46]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.154.254]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.242.83]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.82.217]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.158.193]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.102.222]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.152.68]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.155.114]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.198.75]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:94.37.136.188]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:94.37.136.180]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:151.75.37.14]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:47.0) Gecko/20100101 Firefox/99.0
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:94.37.128.218]
• Mozilla/5.0 (X11; Linux x86_64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:79.41.170.234]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.2.14]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.159.94]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.52.124]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.46.68]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.7.183]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.37.182]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.183.66]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.133.39]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:93.63.113.132]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.49.165]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.136.223]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.137.253]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.176.53]
• Mozilla/5.0 (Android 10; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:93.57.248.26]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.30.253]
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:94.37.130.60]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:62.195.225.207]
• Mozilla/5.0 (Android 12; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:176.201.63.176]
• Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:128.127.58.149]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.152.237]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.150.226]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.135.175]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.158.172]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.37.1]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.109.1]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.141.154]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.144.76]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.1.29]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.48.223]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.32.234]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.162.55]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.174.26]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.173.129]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.191.48]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.131.142]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0 [ip:94.34.104.53]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.42.189]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.147.92]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.6.94]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.4.55]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.34.90]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.37.214]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.76.188]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.240.162]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.253.13]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.104.213]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.73.71]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.99.148]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.20.72]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.42.209]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.145.47]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.5.186]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.163.188.141]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.109.236]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.162.111.251]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.161.30.162]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.95.253]
• Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0 [ip:37.160.97.88]