| Used Operating Systems |
| 1 | 9426 | 44.51 | 204 | 4.26 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2247 | 10.61 | 826 | 17.25 | +http://www.easou.com/search/spider.html |
| 3 | 2112 | 9.97 | 1486 | 31.03 | +http://www.baidu.com/search/spider.html |
| 4 | 1970 | 9.30 | 1245 | 26.00 | Windows NT |
| 5 | 784 | 3.70 | 139 | 2.90 | +http://yandex.com/bots |
| 6 | 764 | 3.61 | 49 | 1.02 | Windows 98 |
| 7 | 707 | 3.34 | 287 | 5.99 | +http://www.bing.com/bingbot.htm |
| 8 | 638 | 3.01 | 2 | 0.04 | http://crawler.sistrix.net/ |
| 9 | 553 | 2.61 | 121 | 2.53 | +http://www.google.com/bot.html |
| 10 | 473 | 2.23 | 152 | 3.17 | +http://ahrefs.com/robot/ |
| 11 | 384 | 1.81 | 124 | 2.59 | +http://www.linkdex.com/bots/ |
| 12 | 302 | 1.43 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 13 | 226 | 1.07 | 21 | 0.44 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 163 | 0.77 | 48 | 1.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 139 | 0.66 | 19 | 0.40 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 67 | 0.32 | 2 | 0.04 | Android |
| 17 | 51 | 0.24 | 2 | 0.04 | http://www.lipperhey.com/ |
| 18 | 44 | 0.21 | 17 | 0.35 | +http://www.exabot.com/go/robot |
| 19 | 33 | 0.16 | 1 | 0.02 | Series 60 |
| 20 | 20 | 0.09 | 10 | 0.21 | +http://www.career-x.de/bot.html |
| 21 | 10 | 0.05 | 7 | 0.15 | +http://wmaid.com/explore/ |
| 22 | 8 | 0.04 | 4 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 7 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 24 | 7 | 0.03 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 25 | 6 | 0.03 | 1 | 0.02 | Linux [unknown version] |
| 26 | 5 | 0.02 | 5 | 0.10 | Linux i686 [unknown version] |
| 27 | 4 | 0.02 | 1 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 28 | 3 | 0.01 | 1 | 0.02 | +http://getdownload.ws |
| 29 | 3 | 0.01 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 30 | 3 | 0.01 | 1 | 0.02 | +http://overx50.com/ |
| 31 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 32 | 2 | 0.01 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 33 | 2 | 0.01 | 1 | 0.02 | +http://www.linkpad.ru |
| 34 | 2 | 0.01 | 2 | 0.04 | Windows XP |
| 35 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 36 | 2 | 0.01 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 37 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows NT 6.1; .NET CLR 6.... |
| 38 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 39 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows NT 6.1; ZangoToolba... |
| 40 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 41 | 1 | 0.00 | 1 | 0.02 | X11 |
| 42 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows 98; Zune 8.2.05 |
