| Used Operating Systems |
| 1 | 4845 | 49.24 | 232 | 6.26 | Windows NT |
| 2 | 2894 | 29.41 | 2653 | 71.53 | +http://www.baidu.com/search/spider.html |
| 3 | 368 | 3.74 | 110 | 2.97 | +http://www.google.com/bot.html |
| 4 | 310 | 3.15 | 79 | 2.13 | +http://yandex.com/bots |
| 5 | 307 | 3.12 | 304 | 8.20 | http://www.yodao.com/help/webmaster/spid... |
| 6 | 205 | 2.08 | 89 | 2.40 | +http://www.bing.com/bingbot.htm |
| 7 | 158 | 1.61 | 51 | 1.38 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 147 | 1.49 | 21 | 0.57 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 118 | 1.20 | 42 | 1.13 | ezooms.bot@gmail.com |
| 10 | 115 | 1.17 | 5 | 0.13 | X11 |
| 11 | 84 | 0.85 | 5 | 0.13 | http://crawler.sistrix.net/ |
| 12 | 49 | 0.50 | 6 | 0.16 | ScoutJet; +http://blekko.com/about/blekk... |
| 13 | 49 | 0.50 | 22 | 0.59 | +http://www.exabot.com/go/robot |
| 14 | 48 | 0.49 | 40 | 1.08 | +http://ahrefs.com/robot/ |
| 15 | 40 | 0.41 | 18 | 0.49 | +http://shoulu.jike.com/spider.html |
| 16 | 36 | 0.37 | 4 | 0.11 | Linux i686 [unknown version] |
| 17 | 12 | 0.12 | 6 | 0.16 | +http://www.acoon.de/robot.asp |
| 18 | 9 | 0.09 | 1 | 0.03 | Windows 98 |
| 19 | 8 | 0.08 | 2 | 0.05 | Windows 2000 |
| 20 | 7 | 0.07 | 5 | 0.13 | Windows 95 |
| 21 | 7 | 0.07 | 4 | 0.11 | Windows 3.1 |
| 22 | 4 | 0.04 | 0 | 0.00 | http://desktop.google.com/ |
| 23 | 4 | 0.04 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 24 | 4 | 0.04 | 2 | 0.05 | Windows XP |
| 25 | 3 | 0.03 | 3 | 0.08 | +http://pmoz.info/doc/botinfo.htm |
| 26 | 3 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 27 | 2 | 0.02 | 0 | 0.00 | +Someday ya skazhu |
| 28 | 2 | 0.02 | 2 | 0.05 | Android 2.3.4 |
| 29 | 1 | 0.01 | 1 | 0.03 | Linux [unknown version] |
