| Used Operating Systems |
| 1 | 6425 | 43.04 | 117 | 4.32 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3319 | 22.23 | 242 | 8.94 | +http://ahrefs.com/robot/ |
| 3 | 3212 | 21.52 | 877 | 32.41 | Windows NT |
| 4 | 1317 | 8.82 | 1156 | 42.72 | +http://www.baidu.com/search/spider.html |
| 5 | 276 | 1.85 | 124 | 4.58 | +http://www.google.com/bot.html |
| 6 | 135 | 0.90 | 66 | 2.44 | +http://yandex.com/bots |
| 7 | 109 | 0.73 | 71 | 2.62 | +http://www.bing.com/bingbot.htm |
| 8 | 89 | 0.60 | 26 | 0.96 | +http://www.linkdex.com/bots/ |
| 9 | 21 | 0.14 | 6 | 0.22 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 12 | 0.08 | 11 | 0.41 | Linux i686 [unknown version] |
| 11 | 6 | 0.04 | 6 | 0.22 | Linux [unknown version] |
| 12 | 4 | 0.03 | 3 | 0.11 | Linux i586 [unknown version] |
| 13 | 2 | 0.01 | 0 | 0.00 | X11 |
| 14 | 1 | 0.01 | 1 | 0.04 | Windows 95 |
