| Used Operating Systems |
| 1 | 6412 | 52.21 | 2369 | 44.05 | Windows NT |
| 2 | 1913 | 15.58 | 1842 | 34.25 | +http://www.baidu.com/search/spider.html |
| 3 | 1462 | 11.90 | 540 | 10.04 | +http://www.google.com/bot.html |
| 4 | 933 | 7.60 | 95 | 1.77 | +http://yandex.com/bots |
| 5 | 304 | 2.48 | 137 | 2.55 | +http://www.bing.com/bingbot.htm |
| 6 | 183 | 1.49 | 73 | 1.36 | Windows 95 |
| 7 | 159 | 1.29 | 42 | 0.78 | Windows 98 |
| 8 | 138 | 1.12 | 65 | 1.21 | help@moz.com |
| 9 | 60 | 0.49 | 14 | 0.26 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 58 | 0.47 | 29 | 0.54 | +http://help.coccoc.com/ |
| 11 | 54 | 0.44 | 2 | 0.04 | Android |
| 12 | 45 | 0.37 | 18 | 0.33 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 44 | 0.36 | 3 | 0.06 | Android 2.3.6 |
| 14 | 32 | 0.26 | 18 | 0.33 | +http://www.linkdex.com/about/bots/ |
| 15 | 29 | 0.24 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 16 | 26 | 0.21 | 10 | 0.19 | +http://www.easou.com/search/spider.html |
| 17 | 24 | 0.20 | 10 | 0.19 | +http://fulltext.sblog.cz/ |
| 18 | 19 | 0.15 | 0 | 0.00 | documents; +http://docs.google.com |
| 19 | 19 | 0.15 | 1 | 0.02 | Linux [unknown version] |
| 20 | 19 | 0.15 | 2 | 0.04 | +null; null |
| 21 | 19 | 0.15 | 9 | 0.17 | X11 |
| 22 | 19 | 0.15 | 11 | 0.20 | +http://www.exabot.com/go/robot |
| 23 | 18 | 0.15 | 1 | 0.02 | iPad |
| 24 | 18 | 0.15 | 2 | 0.04 | +http://www.profound.net/urlappendbot.ht... |
| 25 | 18 | 0.15 | 1 | 0.02 | +http://fulltext.sblog.cz/screenshot/ |
| 26 | 18 | 0.15 | 1 | 0.02 | Windows 90 |
| 27 | 18 | 0.15 | 1 | 0.02 | Android 2.2.1 |
| 28 | 16 | 0.13 | 14 | 0.26 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 15 | 0.12 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 30 | 13 | 0.11 | 5 | 0.09 | Android 2.3.5 |
| 31 | 13 | 0.11 | 5 | 0.09 | +http://www.semrush.com/bot.html |
| 32 | 12 | 0.10 | 5 | 0.09 | Windows CE |
| 33 | 12 | 0.10 | 4 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 34 | 12 | 0.10 | 3 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 35 | 11 | 0.09 | 7 | 0.13 | Windows 3.1 |
| 36 | 10 | 0.08 | 6 | 0.11 | Auto; Windows |
| 37 | 10 | 0.08 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 38 | 9 | 0.07 | 5 | 0.09 | Windows 2000 |
| 39 | 8 | 0.07 | 4 | 0.07 | http://crawler.sistrix.net/ |
| 40 | 8 | 0.07 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 41 | 7 | 0.06 | 2 | 0.04 | Windows XP |
| 42 | 6 | 0.05 | 0 | 0.00 | Win32 |
| 43 | 6 | 0.05 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 44 | 6 | 0.05 | 2 | 0.04 | Windows ME |
| 45 | 6 | 0.05 | 4 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 46 | 6 | 0.05 | 3 | 0.06 | +http://www.grapeshot.co.uk/crawler.php |
| 47 | 5 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 48 | 4 | 0.03 | 0 | 0.00 | Windows 9. |
| 49 | 3 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 50 | 3 | 0.02 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 51 | 3 | 0.02 | 3 | 0.06 | http://www.youdao.com/help/webmaster/spi... |
| 52 | 2 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 53 | 2 | 0.02 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 54 | 2 | 0.02 | 1 | 0.02 | +http://www.yunyun.com/spider.html |
| 55 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 56 | 2 | 0.02 | 1 | 0.02 | +http://siteexplorer.info/ |
| 57 | 1 | 0.01 | 1 | 0.02 | mailto: crawling@ubermetrics-technologie... |
| 58 | 1 | 0.01 | 1 | 0.02 | +http://support.embed.ly/ |
| 59 | 1 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
| 60 | 1 | 0.01 | 1 | 0.02 | +http://tweetmeme.com/ |
| 61 | 1 | 0.01 | 0 | 0.00 | Macintosh |
| 62 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
