| Used Operating Systems |
| 1 | 21926 | 55.39 | 108 | 4.26 | +http://yandex.com/bots |
| 2 | 14122 | 35.68 | 1212 | 47.75 | Windows NT |
| 3 | 1565 | 3.95 | 570 | 22.46 | +http://www.google.com/bot.html |
| 4 | 573 | 1.45 | 192 | 7.57 | http://help.yahoo.com/help/us/ysearch/sl... |
| 5 | 250 | 0.63 | 1 | 0.04 | +http://www.puritysearch.net/ |
| 6 | 169 | 0.43 | 13 | 0.51 | http://www.dotnetdotcom.org/, crawler@do... |
| 7 | 164 | 0.41 | 66 | 2.60 | +http://www.bing.com/bingbot.htm |
| 8 | 162 | 0.41 | 115 | 4.53 | +http://www.baidu.com/search/spider.html |
| 9 | 95 | 0.24 | 70 | 2.76 | Windows 95 |
| 10 | 87 | 0.22 | 28 | 1.10 | Windows 98 |
| 11 | 82 | 0.21 | 2 | 0.08 | +http://ahrefs.com/robot/ |
| 12 | 71 | 0.18 | 3 | 0.12 | +http://www.sitebot.org/robot/ |
| 13 | 63 | 0.16 | 3 | 0.12 | http://www.majestic12.co.uk/bot.php?+ |
| 14 | 56 | 0.14 | 24 | 0.95 | ezooms.bot@gmail.com |
| 15 | 27 | 0.07 | 27 | 1.06 | http://www.yodao.com/help/webmaster/spid... |
| 16 | 21 | 0.05 | 17 | 0.67 | MSIE 5.5; Windows NT 4.0 |
| 17 | 20 | 0.05 | 15 | 0.59 | Windows CE |
| 18 | 20 | 0.05 | 16 | 0.63 | Windows 2000 |
| 19 | 19 | 0.05 | 14 | 0.55 | Windows ME |
| 20 | 19 | 0.05 | 10 | 0.39 | +http://www.exabot.com/go/robot |
| 21 | 18 | 0.05 | 13 | 0.51 | Windows 3.1 |
| 22 | 16 | 0.04 | 2 | 0.08 | Linux i686 [unknown version] |
| 23 | 15 | 0.04 | 14 | 0.55 | MSIE 5.5; Windows NT 5.0 |
| 24 | 14 | 0.04 | 1 | 0.04 | Windows XP |
| 25 | 4 | 0.01 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 26 | 3 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 27 | 2 | 0.01 | 2 | 0.08 | +info@netcraft.com |
