| Used Operating Systems |
| 1 | 18399 | 72.93 | 326 | 11.09 | Windows NT |
| 2 | 3390 | 13.44 | 2135 | 72.62 | +http://www.baidu.com/search/spider.html |
| 3 | 993 | 3.94 | 90 | 3.06 | +http://www.bing.com/bingbot.htm |
| 4 | 867 | 3.44 | 65 | 2.21 | +http://www.google.com/bot.html |
| 5 | 333 | 1.32 | 43 | 1.46 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 324 | 1.28 | 79 | 2.69 | +http://yandex.com/bots |
| 7 | 279 | 1.11 | 56 | 1.90 | ezooms.bot@gmail.com |
| 8 | 131 | 0.52 | 57 | 1.94 | +http://ahrefs.com/robot/ |
| 9 | 96 | 0.38 | 2 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 89 | 0.35 | 1 | 0.03 | +http://www-935.ibm.com/services/us/inde... |
| 11 | 55 | 0.22 | 12 | 0.41 | ScoutJet; +http://blekko.com/about/blekk... |
| 12 | 44 | 0.17 | 16 | 0.54 | +http://www.exabot.com/go/robot |
| 13 | 38 | 0.15 | 9 | 0.31 | Windows 98 |
| 14 | 31 | 0.12 | 9 | 0.31 | +http://discoveryengine.com/discobot.htm... |
| 15 | 30 | 0.12 | 1 | 0.03 | +http://www.aihit.com/ |
| 16 | 23 | 0.09 | 3 | 0.10 | Linux i686 [unknown version] |
| 17 | 20 | 0.08 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 18 | 18 | 0.07 | 9 | 0.31 | http://crawler.sistrix.net/ |
| 19 | 18 | 0.07 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 20 | 10 | 0.04 | 7 | 0.24 | Windows 95 |
| 21 | 8 | 0.03 | 8 | 0.27 | +http://support.embed.ly/ |
| 22 | 6 | 0.02 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 23 | 5 | 0.02 | 2 | 0.07 | Windows ME |
| 24 | 4 | 0.02 | 2 | 0.07 | +info@netcraft.com |
| 25 | 4 | 0.02 | 2 | 0.07 | +http://www.seoprofiler.com/bot |
| 26 | 3 | 0.01 | 0 | 0.00 | X11 |
| 27 | 2 | 0.01 | 2 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 28 | 2 | 0.01 | 1 | 0.03 | +http://www.acoon.de/robot.asp |
| 29 | 2 | 0.01 | 1 | 0.03 | +http://shoulu.jike.com/spider.html |
| 30 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 31 | 1 | 0.00 | 1 | 0.03 | Windows XP |
| 32 | 1 | 0.00 | 1 | 0.03 | Windows 3.1 |
| 33 | 1 | 0.00 | 0 | 0.00 | NT4.0 |
