Latest Firefox 30 user agents:

User Agent Platform Device
Ruby, Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:30.0) Gecko/20100101 Firefox/30.0 Mac 10 Unknown
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:30.0) Gecko/20100101 Firefox/30.0 Ubuntu Unknown
Mozilla/5.0 (X11; Linux x86_64; rv:30.0) Gecko/20100101 Firefox/30.0 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux i686; rv:30.0) Gecko/20100101 Firefox/30.0 GNU/Linux Unknown
Mozilla/5.0 (Windows NT 6.3; x64; rv:30.0) Gecko/20120101 Firefox/30 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.3; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0 FirePHP/0.7.4 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.3; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0 AlexaToolbar/pa2fWy7f-2.2 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:30.0) Gecko/20100101 Firefox/30.0 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.3; rv:30.0) Gecko/20100101 Firefox/30.0 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.2; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:30.1; TSM-turingos-1253296984) Gecko/20100101 Firefox/30.1 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:30.0) Gecko/20100101 Firefox/30.0 Windows 8 Unknown
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100102 Firefox/30.0 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0 AlexaToolbar/amznf-3.0.20121130 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/30.0 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:30.N) Gecko/20110302 Firefox/30.0 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:30.0) Gecko/20100101 Firefox/30.0 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; rv:9.0.1) Gecko/20100101 Firefox/30.0.1 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; rv:31.0) Gecko/20100101 Firefox/30.0 Windows 7 Unknown
Mozilla/5.0 (Windows NT 6.1; rv:30.0) Gecko/20100101 Firefox/30.0,gzip(gfe) Windows 7 Unknown