| Used Operating Systems |
| 1 | 10694 | 36.97 | 849 | 10.91 | Windows NT |
| 2 | 9160 | 31.66 | 115 | 1.48 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 5676 | 19.62 | 4427 | 56.88 | +http://ahrefs.com/robot/ |
| 4 | 2235 | 7.73 | 1841 | 23.65 | +http://www.baidu.com/search/spider.html |
| 5 | 240 | 0.83 | 98 | 1.26 | +http://www.google.com/bot.html |
| 6 | 189 | 0.65 | 76 | 0.98 | +http://yandex.com/bots |
| 7 | 134 | 0.46 | 86 | 1.10 | +http://www.bing.com/bingbot.htm |
| 8 | 129 | 0.45 | 38 | 0.49 | +http://www.linkdex.com/bots/ |
| 9 | 111 | 0.38 | 70 | 0.90 | Windows 95 |
| 10 | 82 | 0.28 | 19 | 0.24 | Windows 98 |
| 11 | 40 | 0.14 | 7 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 36 | 0.12 | 23 | 0.30 | Windows ME |
| 13 | 32 | 0.11 | 23 | 0.30 | Windows CE |
| 14 | 30 | 0.10 | 20 | 0.26 | Auto; Windows |
| 15 | 30 | 0.10 | 7 | 0.09 | Windows XP |
| 16 | 28 | 0.10 | 22 | 0.28 | MSIE 5.5; Windows NT 5.0 |
| 17 | 20 | 0.07 | 17 | 0.22 | MSIE 5.5; Windows NT 4.0 |
| 18 | 18 | 0.06 | 12 | 0.15 | Windows 3.1 |
| 19 | 16 | 0.06 | 12 | 0.15 | ) - BrowseX (2.0.0 Windows |
| 20 | 12 | 0.04 | 9 | 0.12 | Windows 2000 |
| 21 | 4 | 0.01 | 2 | 0.03 | Wayback Machine Live Record; +http://arc... |
| 22 | 4 | 0.01 | 4 | 0.05 | X11 |
| 23 | 4 | 0.01 | 2 | 0.03 | +http://www.exabot.com/go/robot |
| 24 | 2 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 25 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
