| Used Operating Systems |
| 1 | 19057 | 60.40 | 4358 | 46.10 | Windows NT |
| 2 | 5845 | 18.52 | 3748 | 39.64 | +http://www.baidu.com/search/spider.html |
| 3 | 1576 | 4.99 | 87 | 0.92 | +http://yandex.com/bots |
| 4 | 1224 | 3.88 | 137 | 1.45 | +http://help.soso.com/webspider.htm |
| 5 | 1048 | 3.32 | 240 | 2.54 | +http://www.google.com/bot.html |
| 6 | 564 | 1.79 | 76 | 0.80 | ezooms.bot@gmail.com |
| 7 | 451 | 1.43 | 174 | 1.84 | +http://www.bing.com/bingbot.htm |
| 8 | 303 | 0.96 | 103 | 1.09 | +http://ahrefs.com/robot/ |
| 9 | 249 | 0.79 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 10 | 222 | 0.70 | 155 | 1.64 | Windows 95 |
| 11 | 133 | 0.42 | 19 | 0.20 | Windows 98 |
| 12 | 116 | 0.37 | 4 | 0.04 | http://crawler.sistrix.net/ |
| 13 | 106 | 0.34 | 106 | 1.12 | http://www.yodao.com/help/webmaster/spid... |
| 14 | 83 | 0.26 | 4 | 0.04 | X11 |
| 15 | 77 | 0.24 | 9 | 0.10 | http://www.majestic12.co.uk/bot.php?+ |
| 16 | 59 | 0.19 | 2 | 0.02 | Android 2.3.5 |
| 17 | 47 | 0.15 | 2 | 0.02 | +http://shoulu.jike.com/spider.html |
| 18 | 44 | 0.14 | 34 | 0.36 | MSIE 5.5; Windows NT 4.0 |
| 19 | 37 | 0.12 | 34 | 0.36 | MSIE 5.5; Windows NT 5.0 |
| 20 | 35 | 0.11 | 22 | 0.23 | Windows 3.1 |
| 21 | 31 | 0.10 | 29 | 0.31 | Auto; Windows |
| 22 | 30 | 0.10 | 24 | 0.25 | Windows 2000 |
| 23 | 29 | 0.09 | 20 | 0.21 | Windows ME |
| 24 | 26 | 0.08 | 1 | 0.01 | Windows XP |
| 25 | 25 | 0.08 | 22 | 0.23 | ) - BrowseX (2.0.0 Windows |
| 26 | 22 | 0.07 | 21 | 0.22 | Windows CE |
| 27 | 20 | 0.06 | 2 | 0.02 | +http://www.compspy.com/spider.html |
| 28 | 20 | 0.06 | 3 | 0.03 | +http://www.semrush.com/bot.html |
| 29 | 20 | 0.06 | 7 | 0.07 | +http://www.exabot.com/go/robot |
| 30 | 19 | 0.06 | 3 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 31 | 12 | 0.04 | 1 | 0.01 | bot@language-tools.com |
| 32 | 8 | 0.03 | 0 | 0.00 | +http://siteexplorer.info/ |
| 33 | 6 | 0.02 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 34 | 5 | 0.02 | 4 | 0.04 | +info@netcraft.com |
| 35 | 2 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
