| Used Operating Systems |
| 1 | 43445 | 87.63 | 318 | 9.24 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3532 | 7.12 | 1186 | 34.46 | Windows NT |
| 3 | 1903 | 3.84 | 1701 | 49.42 | +http://www.baidu.com/search/spider.html |
| 4 | 283 | 0.57 | 53 | 1.54 | +http://www.linkdex.com/bots/ |
| 5 | 234 | 0.47 | 106 | 3.08 | +http://www.google.com/bot.html |
| 6 | 81 | 0.16 | 36 | 1.05 | +http://www.bing.com/bingbot.htm |
| 7 | 56 | 0.11 | 28 | 0.81 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 12 | 0.02 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 9 | 12 | 0.02 | 7 | 0.20 | MSIE 5.5; Windows NT 5.0 |
| 10 | 10 | 0.02 | 2 | 0.06 | +http://tryload.in |
| 11 | 3 | 0.01 | 1 | 0.03 | X11 |
| 12 | 2 | 0.00 | 2 | 0.06 | +info@netcraft.com |
| 13 | 2 | 0.00 | 2 | 0.06 | Linux i686 [unknown version] |
