| Used Operating Systems by Visits |
| 1 | 2457 | 14.17 | 2224 | 40.42 | +http://www.baidu.com/search/spider.html |
| 2 | 10795 | 62.27 | 2171 | 39.46 | Windows NT |
| 3 | 874 | 5.04 | 239 | 4.34 | +http://www.bing.com/bingbot.htm |
| 4 | 871 | 5.02 | 153 | 2.78 | +http://www.google.com/bot.html |
| 5 | 122 | 0.70 | 101 | 1.84 | +http://help.soso.com/webspider.htm |
| 6 | 145 | 0.84 | 83 | 1.51 | Windows 95 |
| 7 | 76 | 0.44 | 76 | 1.38 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 87 | 0.50 | 70 | 1.27 | +http://shoulu.jike.com/spider.html |
| 9 | 41 | 0.24 | 41 | 0.75 | http://www.youdao.com/help/webmaster/spi... |
| 10 | 157 | 0.91 | 32 | 0.58 | ezooms.bot@gmail.com |
| 11 | 43 | 0.25 | 30 | 0.55 | MSIE 5.5; Windows NT 5.0 |
| 12 | 62 | 0.36 | 25 | 0.45 | +http://ahrefs.com/robot/ |
| 13 | 110 | 0.63 | 23 | 0.42 | http://www.majestic12.co.uk/bot.php?+ |
| 14 | 778 | 4.49 | 22 | 0.40 | +http://yandex.com/bots |
| 15 | 51 | 0.29 | 21 | 0.38 | +http://www.exabot.com/go/robot |
| 16 | 25 | 0.14 | 20 | 0.36 | ) - BrowseX (2.0.0 Windows |
| 17 | 116 | 0.67 | 20 | 0.36 | Windows 98 |
| 18 | 62 | 0.36 | 19 | 0.35 | http://crawler.sistrix.net/ |
| 19 | 25 | 0.14 | 19 | 0.35 | MSIE 5.5; Windows NT 4.0 |
| 20 | 26 | 0.15 | 18 | 0.33 | Windows 3.1 |
| 21 | 19 | 0.11 | 17 | 0.31 | Windows 2000 |
| 22 | 20 | 0.12 | 16 | 0.29 | Auto; Windows |
| 23 | 27 | 0.16 | 15 | 0.27 | Windows CE |
| 24 | 24 | 0.14 | 12 | 0.22 | +http://www.acoon.de/robot.asp |
| 25 | 12 | 0.07 | 9 | 0.16 | Windows ME |
| 26 | 31 | 0.18 | 6 | 0.11 | +http://siteexplorer.info/ |
| 27 | 6 | 0.03 | 4 | 0.07 | +info@netcraft.com |
| 28 | 4 | 0.02 | 3 | 0.05 | Linux i686 [unknown version] |
| 29 | 8 | 0.05 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 30 | 2 | 0.01 | 2 | 0.04 | +http://go.mail.ru/help/robots |
| 31 | 27 | 0.16 | 2 | 0.04 | X11 |
| 32 | 14 | 0.08 | 2 | 0.04 | Intel Mac OS X 10.6 |
| 33 | 142 | 0.82 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 34 | 3 | 0.02 | 1 | 0.02 | bot@language-tools.com |
| 35 | 2 | 0.01 | 1 | 0.02 | +http://help.coccoc.com/ |
| 36 | 10 | 0.06 | 1 | 0.02 | Android 2.3.5 |
| 37 | 1 | 0.01 | 1 | 0.02 | +http://awcheck.com/en/about |
| 38 | 4 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 39 | 26 | 0.15 | 0 | 0.00 | Windows XP |
| 40 | 3 | 0.02 | 0 | 0.00 | http://www.mojeek.com/bot.html |
| 41 | 27 | 0.16 | 0 | 0.00 | +http://discoveryengine.com/discoverybot... |
