| Used Operating Systems |
| 1 | 23604 | 39.95 | 6183 | 54.58 | Windows NT |
| 2 | 7397 | 12.52 | 203 | 1.79 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 6792 | 11.50 | 187 | 1.65 | +http://yandex.com/bots |
| 4 | 6046 | 10.23 | 31 | 0.27 | +http://www.seoprofiler.com/bot |
| 5 | 5812 | 9.84 | 2849 | 25.15 | +http://www.baidu.com/search/spider.html |
| 6 | 2194 | 3.71 | 17 | 0.15 | +http://webmeup-crawler.com/ |
| 7 | 1613 | 2.73 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 8 | 1421 | 2.41 | 264 | 2.33 | help@moz.com |
| 9 | 1184 | 2.00 | 278 | 2.45 | +http://www.google.com/bot.html |
| 10 | 637 | 1.08 | 288 | 2.54 | +http://www.bing.com/bingbot.htm |
| 11 | 338 | 0.57 | 262 | 2.31 | Windows 95 |
| 12 | 337 | 0.57 | 24 | 0.21 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 313 | 0.53 | 91 | 0.80 | Windows 98 |
| 14 | 156 | 0.26 | 52 | 0.46 | +http://www.linkdex.com/about/bots/ |
| 15 | 106 | 0.18 | 18 | 0.16 | X11 |
| 16 | 85 | 0.14 | 72 | 0.64 | MSIE 5.5; Windows NT 5.0 |
| 17 | 80 | 0.14 | 8 | 0.07 | J2ME/MIDP |
| 18 | 78 | 0.13 | 63 | 0.56 | MSIE 5.5; Windows NT 4.0 |
| 19 | 77 | 0.13 | 0 | 0.00 | Windows XP |
| 20 | 75 | 0.13 | 2 | 0.02 | +http://siteexplorer.info/ |
| 21 | 72 | 0.12 | 11 | 0.10 | Android |
| 22 | 71 | 0.12 | 53 | 0.47 | Windows ME |
| 23 | 68 | 0.12 | 59 | 0.52 | Windows CE |
| 24 | 67 | 0.11 | 59 | 0.52 | ) - BrowseX (2.0.0 Windows |
| 25 | 64 | 0.11 | 54 | 0.48 | Windows 2000 |
| 26 | 64 | 0.11 | 60 | 0.53 | Auto; Windows |
| 27 | 57 | 0.10 | 44 | 0.39 | Windows 3.1 |
| 28 | 54 | 0.09 | 5 | 0.04 | Android 2.3.5 |
| 29 | 30 | 0.05 | 11 | 0.10 | Linux [unknown version] |
| 30 | 28 | 0.05 | 11 | 0.10 | +http://www.exabot.com/go/robot |
| 31 | 26 | 0.04 | 17 | 0.15 | +http://www.easou.com/search/spider.html |
| 32 | 22 | 0.04 | 11 | 0.10 | +http://www.career-x.de/bot.html |
| 33 | 20 | 0.03 | 5 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 12 | 0.02 | 2 | 0.02 | Series 60 |
| 35 | 10 | 0.02 | 2 | 0.02 | PPC Mac OS X 10.4 |
| 36 | 10 | 0.02 | 9 | 0.08 | Linux i686 [unknown version] |
| 37 | 10 | 0.02 | 9 | 0.08 | +http://www.parsijoo.ir/; ehsan.mousakaz... |
| 38 | 7 | 0.01 | 1 | 0.01 | Android 2.2.1 |
| 39 | 6 | 0.01 | 1 | 0.01 | Android 3.0.1 |
| 40 | 6 | 0.01 | 3 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 41 | 6 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 42 | 4 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 43 | 4 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 44 | 4 | 0.01 | 2 | 0.02 | +http://help.coccoc.com/ |
| 45 | 3 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 46 | 3 | 0.01 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 47 | 2 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 48 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 49 | 2 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 50 | 2 | 0.00 | 1 | 0.01 | +http://fulltext.sblog.cz/ |
| 51 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 52 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 53 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows 95 |
