| Used Operating Systems |
| 1 | 2686 | 41.32 | 2430 | 58.16 | +http://www.baidu.com/search/spider.html |
| 2 | 1570 | 24.15 | 1259 | 30.13 | Windows NT |
| 3 | 988 | 15.20 | 78 | 1.87 | +http://yandex.com/bots |
| 4 | 595 | 9.15 | 255 | 6.10 | +http://www.bing.com/bingbot.htm |
| 5 | 222 | 3.42 | 46 | 1.10 | +http://www.google.com/bot.html |
| 6 | 60 | 0.92 | 27 | 0.65 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 55 | 0.85 | 16 | 0.38 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 52 | 0.80 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 9 | 45 | 0.69 | 3 | 0.07 | +http://endb-consolidated.aihit.com/ |
| 10 | 42 | 0.65 | 19 | 0.45 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 32 | 0.49 | 2 | 0.05 | http://www.lipperhey.com/ |
| 12 | 25 | 0.38 | 14 | 0.34 | +http://ahrefs.com/robot/ |
| 13 | 24 | 0.37 | 0 | 0.00 | AnyEvent-HTTP/1.46; +http://software.sch... |
| 14 | 20 | 0.31 | 2 | 0.05 | +http://u12files.com/ |
| 15 | 12 | 0.18 | 2 | 0.05 | +http://freedlf.com/ |
| 16 | 11 | 0.17 | 1 | 0.02 | Linux [unknown version] |
| 17 | 10 | 0.15 | 4 | 0.10 | +http://gimme60.com |
| 18 | 9 | 0.14 | 1 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 19 | 8 | 0.12 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 20 | 6 | 0.09 | 2 | 0.05 | +http://getdownload.ws |
| 21 | 6 | 0.09 | 4 | 0.10 | +info@netcraft.com |
| 22 | 5 | 0.08 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 23 | 4 | 0.06 | 2 | 0.05 | Windows 98 |
| 24 | 4 | 0.06 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 2 | 0.03 | 0 | 0.00 | Win32 |
| 26 | 2 | 0.03 | 2 | 0.05 | +http://136.186.231.16 |
| 27 | 2 | 0.03 | 1 | 0.02 | +http://www.yunyun.com/spider.html |
| 28 | 2 | 0.03 | 2 | 0.05 | +http://wmaid.com/explore/ |
| 29 | 1 | 0.02 | 0 | 0.00 | Macintosh PPC |
