| Used Operating Systems |
| 1 | 17056 | 46.38 | 410 | 4.58 | +http://yandex.com/bots |
| 2 | 6542 | 17.79 | 5655 | 63.20 | +http://ahrefs.com/robot/ |
| 3 | 5174 | 14.07 | 82 | 0.92 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 4381 | 11.91 | 508 | 5.68 | Windows NT |
| 5 | 2154 | 5.86 | 1819 | 20.33 | +http://www.baidu.com/search/spider.html |
| 6 | 561 | 1.53 | 239 | 2.67 | +http://www.google.com/bot.html |
| 7 | 345 | 0.94 | 6 | 0.07 | http://mj12bot.com/ |
| 8 | 266 | 0.72 | 111 | 1.24 | +http://www.bing.com/bingbot.htm |
| 9 | 230 | 0.63 | 68 | 0.76 | +http://www.linkdex.com/bots/ |
| 10 | 22 | 0.06 | 9 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 14 | 0.04 | 14 | 0.16 | Windows 95 |
| 12 | 6 | 0.02 | 4 | 0.04 | +http://sur.ly/bot.html |
| 13 | 6 | 0.02 | 4 | 0.04 | Windows XP |
| 14 | 6 | 0.02 | 5 | 0.06 | Windows 98 |
| 15 | 5 | 0.01 | 5 | 0.06 | Windows 2000 |
| 16 | 2 | 0.01 | 2 | 0.02 | Windows CE |
| 17 | 2 | 0.01 | 2 | 0.02 | Windows ME |
| 18 | 2 | 0.01 | 2 | 0.02 | Windows 3.1 |
| 19 | 2 | 0.01 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 20 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
