| User Agent | Client Version | Operating System | OS Version | Language |
| Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.8.1) Gecko/20061013 Camino/1.0+ (Firefox compatible) | compatible | Mac OS X | en | |
| Mozilla/5.0 (compatible; Firefox Addon; Windows XP 5.1) | Addon | Windows | xp | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a2) Gecko/20111003 Firefox/9.0a2 | 9.0a2 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a2) Gecko/20111005 Firefox/9.0a2 | 9.0a2 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Windows NT 5.1; rv:9.0a2) Gecko/20111004 Firefox/9.0a2 | 9.0a2 | Windows | xp | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a2) Gecko/20111013 Firefox/9.0a2 | 9.0a2 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a2) Gecko/20111106 Firefox/9.0a2 | 9.0a2 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:9.0a2) Gecko/20111108 Firefox/9.0a2 | 9.0a2 | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:9.0a1) Gecko/20110822 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110820 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110831 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110902 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:9.0a1) Gecko/20110913 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:9.0a1) Gecko/20110918 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110910 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110914 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110920 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:9.0a1) Gecko/20110923 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.6 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110924 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:9.0a1) Gecko/20110915 Firefox/9.0a1 | 9.0a1 | Mac OS X | 10.7 | en |