| Used Operating Systems |
| 1 | 9776 | 38.26 | 3449 | 50.74 | Windows NT |
| 2 | 5578 | 21.83 | 332 | 4.88 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3581 | 14.02 | 38 | 0.56 | +http://yandex.com/bots |
| 4 | 2210 | 8.65 | 356 | 5.24 | +http://www.google.com/bot.html |
| 5 | 2116 | 8.28 | 1921 | 28.26 | +http://www.baidu.com/search/spider.html |
| 6 | 954 | 3.73 | 190 | 2.80 | ezooms.bot@gmail.com |
| 7 | 529 | 2.07 | 187 | 2.75 | +http://www.bing.com/bingbot.htm |
| 8 | 104 | 0.41 | 58 | 0.85 | +http://www.linkdex.com/about/bots/ |
| 9 | 96 | 0.38 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 10 | 85 | 0.33 | 23 | 0.34 | Windows 98 |
| 11 | 82 | 0.32 | 47 | 0.69 | Windows 95 |
| 12 | 42 | 0.16 | 36 | 0.53 | +http://help.soso.com/webspider.htm |
| 13 | 36 | 0.14 | 2 | 0.03 | Linux i686 [unknown version] |
| 14 | 36 | 0.14 | 12 | 0.18 | X11 |
| 15 | 31 | 0.12 | 12 | 0.18 | Android 2.3.5 |
| 16 | 28 | 0.11 | 14 | 0.21 | +http://www.easou.com/search/spider.html |
| 17 | 28 | 0.11 | 13 | 0.19 | +http://help.coccoc.com/ |
| 18 | 28 | 0.11 | 6 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 22 | 0.09 | 10 | 0.15 | Windows 3.1 |
| 20 | 20 | 0.08 | 2 | 0.03 | Windows XP |
| 21 | 18 | 0.07 | 12 | 0.18 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 18 | 0.07 | 2 | 0.03 | +http://www.aihit.com/ |
| 23 | 15 | 0.06 | 10 | 0.15 | MSIE 5.5; Windows NT 5.0 |
| 24 | 13 | 0.05 | 9 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 25 | 11 | 0.04 | 7 | 0.10 | Auto; Windows |
| 26 | 10 | 0.04 | 6 | 0.09 | +http://www.exabot.com/go/robot |
| 27 | 9 | 0.04 | 5 | 0.07 | Windows CE |
| 28 | 9 | 0.04 | 5 | 0.07 | Windows ME |
| 29 | 8 | 0.03 | 6 | 0.09 | Windows 2000 |
| 30 | 7 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 31 | 6 | 0.02 | 3 | 0.04 | http://crawler.sistrix.net/ |
| 32 | 6 | 0.02 | 4 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 33 | 6 | 0.02 | 2 | 0.03 | +http://siteexplorer.info/ |
| 34 | 4 | 0.02 | 2 | 0.03 | +info@netcraft.com |
| 35 | 4 | 0.02 | 2 | 0.03 | +http://botw.org |
| 36 | 4 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 37 | 4 | 0.02 | 4 | 0.06 | +http://shoulu.jike.com/spider.html |
| 38 | 3 | 0.01 | 3 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 39 | 3 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 40 | 2 | 0.01 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 41 | 2 | 0.01 | 2 | 0.03 | Linux [unknown version] |
| 42 | 2 | 0.01 | 2 | 0.03 | http://www.youdao.com/help/webmaster/spi... |
| 43 | 2 | 0.01 | 2 | 0.03 | +http://www.wmhelper.com/bot.html |
| 44 | 1 | 0.00 | 0 | 0.00 | i686 Linux; 20020209 |
| 45 | 1 | 0.00 | 0 | 0.00 | Win32 |
