| Used Operating Systems |
| 1 | 7441 | 65.33 | 2965 | 56.67 | Windows NT |
| 2 | 1679 | 14.74 | 1549 | 29.61 | +http://www.baidu.com/search/spider.html |
| 3 | 672 | 5.90 | 264 | 5.05 | +http://www.google.com/bot.html |
| 4 | 571 | 5.01 | 17 | 0.32 | Windows 98 |
| 5 | 477 | 4.19 | 241 | 4.61 | +http://www.bing.com/bingbot.htm |
| 6 | 136 | 1.19 | 29 | 0.55 | +http://yandex.com/bots |
| 7 | 104 | 0.91 | 43 | 0.82 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 61 | 0.54 | 24 | 0.46 | +http://www.exabot.com/go/robot |
| 9 | 52 | 0.46 | 23 | 0.44 | X11 |
| 10 | 37 | 0.32 | 17 | 0.32 | help@moz.com |
| 11 | 36 | 0.32 | 18 | 0.34 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 31 | 0.27 | 16 | 0.31 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 20 | 0.18 | 7 | 0.13 | Android 2.3.5 |
| 14 | 13 | 0.11 | 5 | 0.10 | +http://fulltext.sblog.cz/ |
| 15 | 12 | 0.11 | 1 | 0.02 | http://www.lipperhey.com/ |
| 16 | 10 | 0.09 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 17 | 10 | 0.09 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 18 | 5 | 0.04 | 1 | 0.02 | +http://u12files.com/ |
| 19 | 3 | 0.03 | 0 | 0.00 | Macintosh PPC |
| 20 | 3 | 0.03 | 3 | 0.06 | +http://pmoz.info/doc/botinfo.htm |
| 21 | 3 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 22 | 3 | 0.03 | 3 | 0.06 | +http://www.easou.com/search/spider.html |
| 23 | 2 | 0.02 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 24 | 2 | 0.02 | 1 | 0.02 | +http://www.yunyun.com/spider.html |
| 25 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 26 | 2 | 0.02 | 1 | 0.02 | +http://www.semrush.com/bot.html |
| 27 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 28 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 29 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
