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:138.0) Gecko/28485362 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/14198717 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/29219112 Firefox/138.0 [ip:151.36.236.61]
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/27361493 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/14537233 Firefox/138.0 [ip:181.9.227.246]
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/24866451 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/15397042 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/16615331 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/25044973 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/19538771 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/16167578 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/12036639 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/17216473 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/11015863 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/21487282 Firefox/138.0 [ip:91.80.67.139]
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/20096708 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/14834695 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/27969520 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/26512290 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/16855696 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/27793070 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/13931164 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/20278614 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/25934001 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/12167069 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/29339826 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/22560624 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/25847133 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/21497941 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/20174631 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/10237796 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/28074364 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/29908534 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/16396723 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/16533456 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/27597699 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/12114601 Firefox/138.0 [ip:154.159.237.95]
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/12315757 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/23572632 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/22910124 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/11451783 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/18388055 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/25911958 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/28363476 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/11132539 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/27947922 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/18433474 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/24152421 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/29599745 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/10430318 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/27221333 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/29681636 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/14025228 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/21189949 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/25438790 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/17323248 Firefox/138.0 [ip:94.34.235.85]
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/28398836 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/23750910 Firefox/138.0 [ip:78.210.216.230]
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/23715054 Firefox/138.0
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/29181856 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/15661501 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/24235916 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/17297757 Firefox/138.0 [ip:93.44.194.165]
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/10213639 Firefox/138.0 [ip:62.18.163.174]
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/22634862 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/27142014 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/10842936 Firefox/138.0 [ip:151.3.200.219]
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/16272615 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/29791338 Firefox/138.0 [ip:94.34.235.85]
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/25708468 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/13997229 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/20867684 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/28363192 Firefox/138.0 [ip:37.162.60.163]
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/12294062 Firefox/138.0 [ip:78.213.41.192]
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/10586422 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/18630169 Firefox/138.0 [ip:128.127.117.69]
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/13418253 Firefox/138.0 [ip:78.213.251.110]
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/13597475 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/14655650 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/10153583 Firefox/138.0
• Mozilla/5.0 (Macintosh; Intel Mac OS X 15.5; rv:138.0) Gecko/20100101 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/21389798 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/10664567 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/20907075 Firefox/138.0
• Mozilla/5.0 (Android 12; Mobile; rv:138.0) Gecko/12292302 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/14817722 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/22503408 Firefox/138.0 [ip:151.43.176.151]
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/14153219 Firefox/138.0 [ip:151.38.131.120]
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/14153219 Firefox/138.0 [ip:37.161.217.134]
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/25819645 Firefox/138.0 [ip:93.44.193.27]
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/29196531 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/20001026 Firefox/138.0 [ip:94.34.235.85]
• Mozilla/5.0 (Windows NT 10.0; WOW64; x64; rv:138.0) Gecko/20100101 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/17444811 Firefox/138.0
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/11679141 Firefox/138.0
• Mozilla/5.0 (Android 10; Mobile; rv:138.0) Gecko/25876003 Firefox/138.0 [ip:94.34.235.85]
• Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/18050050 Firefox/138.0 [ip:93.44.193.27]
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/29775501 Firefox/138.0 [ip:93.44.193.27]
• Mozilla/5.0 (Android 14; Mobile; rv:138.0) Gecko/14818260 Firefox/138.0
• Mozilla/5.0 (Android 13; Mobile; rv:138.0) Gecko/20845797 Firefox/138.0