| Used Operating Systems |
| 1 | 18749 | 32.58 | 203 | 1.44 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 15939 | 27.70 | 808 | 5.73 | Windows NT |
| 3 | 11318 | 19.67 | 8160 | 57.86 | +http://ahrefs.com/robot/ |
| 4 | 6384 | 11.09 | 3925 | 27.83 | +http://www.baidu.com/search/spider.html |
| 5 | 2645 | 4.60 | 206 | 1.46 | +http://yandex.com/bots |
| 6 | 1446 | 2.51 | 351 | 2.49 | +http://www.bing.com/bingbot.htm |
| 7 | 618 | 1.07 | 229 | 1.62 | +http://www.linkdex.com/bots/ |
| 8 | 260 | 0.45 | 99 | 0.70 | +http://www.google.com/bot.html |
| 9 | 58 | 0.10 | 43 | 0.30 | Windows 95 |
| 10 | 28 | 0.05 | 15 | 0.11 | Windows 98 |
| 11 | 21 | 0.04 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 12 | 14 | 0.02 | 11 | 0.08 | Windows 2000 |
| 13 | 12 | 0.02 | 6 | 0.04 | Windows XP |
| 14 | 12 | 0.02 | 11 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 15 | 6 | 0.01 | 6 | 0.04 | Windows CE |
| 16 | 6 | 0.01 | 6 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 17 | 6 | 0.01 | 6 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 18 | 5 | 0.01 | 5 | 0.04 | Auto; Windows |
| 19 | 5 | 0.01 | 5 | 0.04 | Windows 3.1 |
| 20 | 4 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 21 | 2 | 0.00 | 1 | 0.01 | Windows ME |
| 22 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 23 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
