| Used Operating Systems by Visits |
| 1 | 2399 | 24.98 | 2061 | 45.00 | +http://www.baidu.com/search/spider.html |
| 2 | 2016 | 20.99 | 722 | 15.76 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1492 | 15.54 | 488 | 10.66 | +http://www.google.com/bot.html |
| 4 | 1450 | 15.10 | 451 | 9.85 | Windows NT |
| 5 | 240 | 2.50 | 238 | 5.20 | http://www.yodao.com/help/webmaster/spid... |
| 6 | 754 | 7.85 | 233 | 5.09 | +http://yandex.com/bots |
| 7 | 579 | 6.03 | 162 | 3.54 | ezooms.bot@gmail.com |
| 8 | 163 | 1.70 | 83 | 1.81 | +http://www.bing.com/bingbot.htm |
| 9 | 63 | 0.66 | 20 | 0.44 | Windows 98 |
| 10 | 27 | 0.28 | 15 | 0.33 | +http://shoulu.jike.com/spider.html |
| 11 | 17 | 0.18 | 14 | 0.31 | Windows 95 |
| 12 | 26 | 0.27 | 13 | 0.28 | +http://ahrefs.com/robot/ |
| 13 | 16 | 0.17 | 8 | 0.17 | http://www.youdao.com/help/webmaster/spi... |
| 14 | 41 | 0.43 | 7 | 0.15 | Linux [unknown version] |
| 15 | 14 | 0.15 | 7 | 0.15 | Linux i686 [unknown version] |
| 16 | 7 | 0.07 | 6 | 0.13 | Windows CE |
| 17 | 12 | 0.12 | 6 | 0.13 | +http://botw.org |
| 18 | 87 | 0.91 | 5 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 82 | 0.85 | 5 | 0.11 | X11 |
| 20 | 10 | 0.10 | 5 | 0.11 | +http://www.exabot.com/go/robot |
| 21 | 4 | 0.04 | 4 | 0.09 | +http://pmoz.info/doc/botinfo.htm |
| 22 | 7 | 0.07 | 4 | 0.09 | Windows XP |
| 23 | 3 | 0.03 | 3 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 24 | 3 | 0.03 | 2 | 0.04 | Windows 2000 |
| 25 | 20 | 0.21 | 2 | 0.04 | +http://swebot-crawler.net |
| 26 | 20 | 0.21 | 2 | 0.04 | +http://discoveryengine.com/discobot.htm... |
| 27 | 2 | 0.02 | 2 | 0.04 | Windows ME |
| 28 | 4 | 0.04 | 2 | 0.04 | +http://www.eventguru.com/spider.html |
| 29 | 2 | 0.02 | 2 | 0.04 | Macintosh |
| 30 | 23 | 0.24 | 1 | 0.02 | Intel Mac OS X 10.5 |
| 31 | 2 | 0.02 | 1 | 0.02 | Auto; Windows |
| 32 | 1 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 33 | 9 | 0.09 | 1 | 0.02 | bot@language-tools.com |
| 34 | 1 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 35 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 36 | 1 | 0.01 | 1 | 0.02 | +http://eripp.com |
| 37 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 38 | 4 | 0.04 | 0 | 0.00 | BeOS BePC |
