| Used Operating Systems |
| 1 | 4432 | 34.78 | 1104 | 29.24 | Windows NT |
| 2 | 2741 | 21.51 | 1344 | 35.59 | +http://www.baidu.com/search/spider.html |
| 3 | 1961 | 15.39 | 515 | 13.64 | +http://www.google.com/bot.html |
| 4 | 940 | 7.38 | 285 | 7.55 | +http://www.bing.com/bingbot.htm |
| 5 | 858 | 6.73 | 58 | 1.54 | +http://yandex.com/bots |
| 6 | 729 | 5.72 | 148 | 3.92 | help@moz.com |
| 7 | 464 | 3.64 | 149 | 3.95 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 150 | 1.18 | 45 | 1.19 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 130 | 1.02 | 25 | 0.66 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 95 | 0.75 | 41 | 1.09 | +http://www.exabot.com/go/robot |
| 11 | 50 | 0.39 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 12 | 21 | 0.16 | 12 | 0.32 | http://crawler.sistrix.net/ |
| 13 | 17 | 0.13 | 4 | 0.11 | +http://www.semrush.com/bot.html |
| 14 | 17 | 0.13 | 6 | 0.16 | +http://fulltext.sblog.cz/ |
| 15 | 12 | 0.09 | 0 | 0.00 | Windows 9. |
| 16 | 12 | 0.09 | 2 | 0.05 | Linux [unknown version] |
| 17 | 10 | 0.08 | 5 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 18 | 9 | 0.07 | 1 | 0.03 | Windows 98 |
| 19 | 8 | 0.06 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 20 | 8 | 0.06 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 21 | 6 | 0.05 | 0 | 0.00 | Macintosh PPC |
| 22 | 6 | 0.05 | 6 | 0.16 | +http://pmoz.info/doc/botinfo.htm |
| 23 | 6 | 0.05 | 5 | 0.13 | AnyEvent-HTTP/2.15; +http://software.sch... |
| 24 | 6 | 0.05 | 2 | 0.05 | Windows ME |
| 25 | 6 | 0.05 | 2 | 0.05 | +info@netcraft.com |
| 26 | 6 | 0.05 | 3 | 0.08 | +http://botw.org |
| 27 | 5 | 0.04 | 0 | 0.00 | MSIE 5.5; Windows 95 |
| 28 | 4 | 0.03 | 0 | 0.00 | not on Windows server; |
| 29 | 4 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 30 | 4 | 0.03 | 4 | 0.11 | +http://www.linkpad.ru |
| 31 | 3 | 0.02 | 0 | 0.00 | Win32 |
| 32 | 3 | 0.02 | 1 | 0.03 | Auto; Windows |
| 33 | 3 | 0.02 | 1 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 34 | 2 | 0.02 | 1 | 0.03 | +http://www.compspy.com/spider.html |
| 35 | 2 | 0.02 | 1 | 0.03 | http://www.mojeek.com/bot.html |
| 36 | 2 | 0.02 | 0 | 0.00 | Windows 92 |
| 37 | 2 | 0.02 | 0 | 0.00 | Linux i686 [unknown version] |
| 38 | 2 | 0.02 | 1 | 0.03 | +http://www.seoprofiler.com/bot |
| 39 | 2 | 0.02 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 40 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 41 | 1 | 0.01 | 0 | 0.00 | documents; +http://docs.google.com |
| 42 | 1 | 0.01 | 1 | 0.03 | X11 |
| 43 | 1 | 0.01 | 0 | 0.00 | Android 2.3.5 |
