| Used Operating Systems |
| 1 | 4706 | 32.10 | 3549 | 62.18 | Windows NT |
| 2 | 2545 | 17.36 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 3 | 2127 | 14.51 | 1277 | 22.37 | +http://www.baidu.com/search/spider.html |
| 4 | 1849 | 12.61 | 98 | 1.72 | +http://yandex.com/bots |
| 5 | 1560 | 10.64 | 470 | 8.23 | +http://www.bing.com/bingbot.htm |
| 6 | 821 | 5.60 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 7 | 715 | 4.88 | 255 | 4.47 | +http://www.google.com/bot.html |
| 8 | 111 | 0.76 | 29 | 0.51 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 104 | 0.71 | 2 | 0.04 | +http://advbot.net/bot.html |
| 10 | 27 | 0.18 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 11 | 26 | 0.18 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 12 | 14 | 0.10 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 11 | 0.08 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 14 | 6 | 0.04 | 2 | 0.04 | PPC Mac OS X 10.4 |
| 15 | 6 | 0.04 | 1 | 0.02 | Linux [unknown version] |
| 16 | 6 | 0.04 | 5 | 0.09 | Linux i686 [unknown version] |
| 17 | 6 | 0.04 | 3 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 4 | 0.03 | 3 | 0.05 | +info@netcraft.com |
| 19 | 4 | 0.03 | 1 | 0.02 | +http://g5files.net |
| 20 | 4 | 0.03 | 2 | 0.04 | +http://gimme60.com |
| 21 | 4 | 0.03 | 1 | 0.02 | +http://get4dl.net |
| 22 | 2 | 0.01 | 0 | 0.00 | X11 |
| 23 | 2 | 0.01 | 2 | 0.04 | +; |
| 24 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
