| Used Operating Systems by Visits |
| 1 | 1972 | 25.22 | 1774 | 50.33 | +http://www.baidu.com/search/spider.html |
| 2 | 2330 | 29.80 | 913 | 25.90 | Windows NT |
| 3 | 568 | 7.26 | 219 | 6.21 | +http://www.bing.com/bingbot.htm |
| 4 | 497 | 6.36 | 178 | 5.05 | +http://www.google.com/bot.html |
| 5 | 1228 | 15.71 | 133 | 3.77 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 157 | 2.01 | 59 | 1.67 | help@moz.com |
| 7 | 121 | 1.55 | 41 | 1.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 110 | 1.41 | 37 | 1.05 | +http://www.linkdex.com/about/bots/ |
| 9 | 71 | 0.91 | 34 | 0.96 | +http://www.exabot.com/go/robot |
| 10 | 60 | 0.77 | 31 | 0.88 | +http://help.coccoc.com/ |
| 11 | 402 | 5.14 | 28 | 0.79 | +http://yandex.com/bots |
| 12 | 21 | 0.27 | 18 | 0.51 | +http://www.easou.com/search/spider.html |
| 13 | 29 | 0.37 | 8 | 0.23 | +http://fulltext.sblog.cz/ |
| 14 | 14 | 0.18 | 7 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 5 | 0.06 | 5 | 0.14 | +http://pmoz.info/doc/botinfo.htm |
| 16 | 39 | 0.50 | 4 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 17 | 30 | 0.38 | 4 | 0.11 | +http://www.seoprofiler.com/bot |
| 18 | 8 | 0.10 | 3 | 0.09 | +http://www.yunyun.com/spider.html |
| 19 | 3 | 0.04 | 3 | 0.09 | +http://www.loadtime.net/bot.html |
| 20 | 7 | 0.09 | 3 | 0.09 | Intel Mac OS X 10.6 |
| 21 | 6 | 0.08 | 2 | 0.06 | +http://fb02itsscan.fh-muenster.de |
| 22 | 4 | 0.05 | 2 | 0.06 | http://crawler.sistrix.net/ |
| 23 | 2 | 0.03 | 2 | 0.06 | +http://tweetmeme.com/ |
| 24 | 3 | 0.04 | 2 | 0.06 | +info@netcraft.com |
| 25 | 30 | 0.38 | 2 | 0.06 | +http://www.seokicks.de/robot.html |
| 26 | 2 | 0.03 | 2 | 0.06 | +http://www.semrush.com/bot.html |
| 27 | 7 | 0.09 | 2 | 0.06 | Windows 98 |
| 28 | 1 | 0.01 | 1 | 0.03 | Auto; Windows |
| 29 | 1 | 0.01 | 1 | 0.03 | http://support.paper.li/entries/20023257... |
| 30 | 1 | 0.01 | 1 | 0.03 | Linux [unknown version] |
| 31 | 18 | 0.23 | 1 | 0.03 | +http://www.linkpad.ru |
| 32 | 1 | 0.01 | 1 | 0.03 | Linux i686 [unknown version] |
| 33 | 4 | 0.05 | 1 | 0.03 | +http://spider.socialbm.net |
| 34 | 25 | 0.32 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 35 | 1 | 0.01 | 1 | 0.03 | X11 |
| 36 | 2 | 0.03 | 1 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 37 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 38 | 6 | 0.08 | 0 | 0.00 | Macintosh PPC |
| 39 | 9 | 0.12 | 0 | 0.00 | Win32 |
| 40 | 6 | 0.08 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 12 | 0.15 | 0 | 0.00 | Linux 2.4.x |
| 42 | 5 | 0.06 | 0 | 0.00 | PPC Mac OS X Mach-O |
