| Used Operating Systems |
| 1 | 22982 | 32.05 | 4249 | 47.36 | Windows NT |
| 2 | 21017 | 29.31 | 279 | 3.11 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 7181 | 10.02 | 177 | 1.97 | +http://yandex.com/bots |
| 4 | 6308 | 8.80 | 31 | 0.35 | +http://www.seoprofiler.com/bot |
| 5 | 4639 | 6.47 | 2678 | 29.85 | +http://www.baidu.com/search/spider.html |
| 6 | 3528 | 4.92 | 353 | 3.93 | +http://www.google.com/bot.html |
| 7 | 2002 | 2.79 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 8 | 1487 | 2.07 | 236 | 2.63 | help@moz.com |
| 9 | 759 | 1.06 | 316 | 3.52 | +http://www.bing.com/bingbot.htm |
| 10 | 262 | 0.37 | 48 | 0.54 | ezooms.bot@gmail.com |
| 11 | 210 | 0.29 | 139 | 1.55 | Windows 95 |
| 12 | 173 | 0.24 | 33 | 0.37 | Windows 98 |
| 13 | 155 | 0.22 | 61 | 0.68 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 128 | 0.18 | 13 | 0.14 | X11 |
| 15 | 111 | 0.15 | 39 | 0.43 | +http://www.linkdex.com/about/bots/ |
| 16 | 86 | 0.12 | 1 | 0.01 | +http://siteexplorer.info/ |
| 17 | 56 | 0.08 | 30 | 0.33 | +http://www.easou.com/search/spider.html |
| 18 | 54 | 0.08 | 8 | 0.09 | Android |
| 19 | 49 | 0.07 | 34 | 0.38 | MSIE 5.5; Windows NT 5.0 |
| 20 | 49 | 0.07 | 1 | 0.01 | Android 2.3.5 |
| 21 | 47 | 0.07 | 31 | 0.35 | Auto; Windows |
| 22 | 41 | 0.06 | 30 | 0.33 | Windows CE |
| 23 | 41 | 0.06 | 31 | 0.35 | ) - BrowseX (2.0.0 Windows |
| 24 | 40 | 0.06 | 30 | 0.33 | Windows 2000 |
| 25 | 40 | 0.06 | 22 | 0.25 | Windows 3.1 |
| 26 | 34 | 0.05 | 23 | 0.26 | MSIE 5.5; Windows NT 4.0 |
| 27 | 29 | 0.04 | 18 | 0.20 | Windows ME |
| 28 | 26 | 0.04 | 13 | 0.14 | +http://www.career-x.de/bot.html |
| 29 | 24 | 0.03 | 2 | 0.02 | Linux [unknown version] |
| 30 | 20 | 0.03 | 10 | 0.11 | +http://www.exabot.com/go/robot |
| 31 | 19 | 0.03 | 0 | 0.00 | Windows XP |
| 32 | 18 | 0.03 | 3 | 0.03 | J2ME/MIDP |
| 33 | 12 | 0.02 | 6 | 0.07 | +http://fulltext.sblog.cz/ |
| 34 | 10 | 0.01 | 5 | 0.06 | +http://www.semrush.com/bot.html |
| 35 | 7 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 36 | 6 | 0.01 | 1 | 0.01 | Series 60 |
| 37 | 6 | 0.01 | 1 | 0.01 | iPhone |
| 38 | 6 | 0.01 | 1 | 0.01 | Android 4.1.1 |
| 39 | 5 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 40 | 5 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 41 | 4 | 0.01 | 2 | 0.02 | Win32 |
| 42 | 4 | 0.01 | 2 | 0.02 | +http://www.yunyun.com/spider.html |
| 43 | 4 | 0.01 | 2 | 0.02 | +http://help.coccoc.com/ |
| 44 | 4 | 0.01 | 2 | 0.02 | crawler@unister.de |
| 45 | 4 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 46 | 2 | 0.00 | 1 | 0.01 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 47 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 48 | 2 | 0.00 | 2 | 0.02 | WinHttp.WinHttpRequest.5 |
| 49 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 50 | 1 | 0.00 | 0 | 0.00 | +http://www.yunyun.com/SiteInfo.php?r=ab... |
| 51 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 52 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
