Latest Firefox 66 user agents:

User Agent Platform Device
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:5.179.130.46] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:38.51.94.244] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:181.110.190.226] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0,gzip(gfe) Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.83.3] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.83.211] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.83.151] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.81.96] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.81.207] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.81.112] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.81.107] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:93.34.80.63] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:79.168.87.156] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:62.170.29.57] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:5.77.76.187] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:5.77.73.18] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:5.179.163.68] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:201.234.92.13] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:66.0) Gecko/20100101 Firefox/66.0 [ip:151.36.53.22] Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux armv7l; rv:66.0) Gecko/20100101 Firefox/66.0 Ubuntu Unknown