| Used Operating Systems |
| 1 | 7843 | 37.56 | 82 | 1.64 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4779 | 22.89 | 1988 | 39.80 | Windows NT |
| 3 | 3221 | 15.43 | 490 | 9.81 | +http://www.google.com/bot.html |
| 4 | 2028 | 9.71 | 1679 | 33.61 | +http://www.baidu.com/search/spider.html |
| 5 | 1337 | 6.40 | 420 | 8.41 | +http://www.bing.com/bingbot.htm |
| 6 | 520 | 2.49 | 4 | 0.08 | +http://www.warebay.com/bot.html |
| 7 | 416 | 1.99 | 104 | 2.08 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 316 | 1.51 | 69 | 1.38 | +http://yandex.com/bots |
| 9 | 81 | 0.39 | 40 | 0.80 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 79 | 0.38 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 11 | 54 | 0.26 | 4 | 0.08 | http://www.searchmetrics.com/en/searchme... |
| 12 | 52 | 0.25 | 34 | 0.68 | +http://ahrefs.com/robot/ |
| 13 | 39 | 0.19 | 17 | 0.34 | +http://www.exabot.com/go/robot |
| 14 | 11 | 0.05 | 3 | 0.06 | +http://tryload.in |
| 15 | 11 | 0.05 | 8 | 0.16 | Windows 98 |
| 16 | 9 | 0.04 | 7 | 0.14 | +http://wmaid.com/explore/ |
| 17 | 8 | 0.04 | 4 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 7 | 0.03 | 6 | 0.12 | Windows 95 |
| 19 | 5 | 0.02 | 2 | 0.04 | X11 |
| 20 | 5 | 0.02 | 4 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 21 | 4 | 0.02 | 1 | 0.02 | +http://uni5download.com |
| 22 | 4 | 0.02 | 4 | 0.08 | Windows XP |
| 23 | 4 | 0.02 | 1 | 0.02 | http://crawler.007ac9.net/ |
| 24 | 4 | 0.02 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 4 | 0.02 | 2 | 0.04 | +http://fulltext.sblog.cz/ |
| 26 | 3 | 0.01 | 3 | 0.06 | Windows 2000 |
| 27 | 3 | 0.01 | 0 | 0.00 | Android |
| 28 | 3 | 0.01 | 1 | 0.02 | +http://getdownload.ws |
| 29 | 3 | 0.01 | 1 | 0.02 | +http://downloaflare.biz |
| 30 | 3 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 31 | 3 | 0.01 | 3 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 32 | 2 | 0.01 | 1 | 0.02 | +http://www.proximic.com/info/spider.php |
| 33 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 2 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 35 | 2 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 36 | 2 | 0.01 | 1 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 37 | 2 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 38 | 2 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 39 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 40 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 41 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 42 | 1 | 0.00 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 43 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 44 | 1 | 0.00 | 1 | 0.02 | +http://www.xovibot.net/ |
| 45 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 46 | 1 | 0.00 | 1 | 0.02 | Windows ME |
