| Used Operating Systems |
| 1 | 6169 | 56.84 | 2247 | 71.93 | Windows NT |
| 2 | 2829 | 26.06 | 57 | 1.82 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 600 | 5.53 | 533 | 17.06 | +http://www.baidu.com/search/spider.html |
| 4 | 383 | 3.53 | 11 | 0.35 | Windows 98 |
| 5 | 245 | 2.26 | 113 | 3.62 | +http://www.bing.com/bingbot.htm |
| 6 | 199 | 1.83 | 16 | 0.51 | +http://yandex.com/bots |
| 7 | 149 | 1.37 | 34 | 1.09 | +http://www.google.com/bot.html |
| 8 | 66 | 0.61 | 31 | 0.99 | +http://www.exabot.com/go/robot |
| 9 | 40 | 0.37 | 5 | 0.16 | X11 |
| 10 | 39 | 0.36 | 14 | 0.45 | Linux i686 [unknown version] |
| 11 | 37 | 0.34 | 16 | 0.51 | +http://www.linkdex.com/bots/ |
| 12 | 18 | 0.17 | 5 | 0.16 | +http://www.linkdex.com/about/bots/ |
| 13 | 15 | 0.14 | 3 | 0.10 | Linux [unknown version] |
| 14 | 13 | 0.12 | 5 | 0.16 | Android 2.3.5 |
| 15 | 5 | 0.05 | 1 | 0.03 | +http://u12files.com/ |
| 16 | 3 | 0.03 | 2 | 0.06 | +http://www.infohelfer.de/crawler.php |
| 17 | 3 | 0.03 | 3 | 0.10 | +http://ego.ms.mff.cuni.cz/ |
| 18 | 2 | 0.02 | 1 | 0.03 | http://www.lipperhey.com/ |
| 19 | 2 | 0.02 | 1 | 0.03 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 20 | 2 | 0.02 | 1 | 0.03 | Macintosh PPC |
| 21 | 2 | 0.02 | 1 | 0.03 | Intel Mac OS X 10.5 |
| 22 | 2 | 0.02 | 2 | 0.06 | +http://www.ellerdale.com/crawler.html |
| 23 | 2 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 24 | 2 | 0.02 | 1 | 0.03 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 25 | 2 | 0.02 | 2 | 0.06 | Trident/6.0; Windows NT 5.2; ZangoToolba... |
| 26 | 2 | 0.02 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 27 | 2 | 0.02 | 1 | 0.03 | +info@netcraft.com |
| 28 | 2 | 0.02 | 1 | 0.03 | Website Thumbnail Generator; +http://web... |
| 29 | 2 | 0.02 | 1 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 1 | 0.01 | 1 | 0.03 | http://www.peew.de/crawler/ |
| 31 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 32 | 1 | 0.01 | 1 | 0.03 | +http://szukaj.onet.pl |
| 33 | 1 | 0.01 | 1 | 0.03 | +http://www.scoutjet.com/ |
| 34 | 1 | 0.01 | 1 | 0.03 | Windows XP |
| 35 | 1 | 0.01 | 1 | 0.03 | +http://arachnys.com/ |
| 36 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 37 | 1 | 0.01 | 1 | 0.03 | Windows 95 |
| 38 | 1 | 0.01 | 1 | 0.03 | TVMate; Linux 2.2 |
| 39 | 1 | 0.01 | 1 | 0.03 | +http://bixolabs.com/crawler/ptd/; crawl... |
| 40 | 1 | 0.01 | 1 | 0.03 | WinHttp.WinHttpRequest.5 |
| 41 | 1 | 0.01 | 1 | 0.03 | +http://www.xmarks.com/about/crawler; in... |
| 42 | 1 | 0.01 | 1 | 0.03 | +http://wmaid.com/explore/ |
| 43 | 1 | 0.01 | 1 | 0.03 | +http://begun.ru/begun/technology/indexe... |
| 44 | 1 | 0.01 | 1 | 0.03 | Windows 9x |
| 45 | 1 | 0.01 | 1 | 0.03 | http://nlp.fi.muni.cz/projects/biwec/ |
| 46 | 1 | 0.01 | 1 | 0.03 | +http://www.alexa.com/help/webmasters; s... |
