| Used Operating Systems |
| 1 | 8993 | 29.34 | 2883 | 40.75 | Windows NT |
| 2 | 7581 | 24.74 | 116 | 1.64 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 6964 | 22.72 | 224 | 3.17 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 3161 | 10.31 | 2627 | 37.14 | +http://www.baidu.com/search/spider.html |
| 5 | 909 | 2.97 | 5 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 6 | 769 | 2.51 | 541 | 7.65 | +http://ahrefs.com/robot/ |
| 7 | 673 | 2.20 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 8 | 366 | 1.19 | 85 | 1.20 | +http://yandex.com/bots |
| 9 | 272 | 0.89 | 150 | 2.12 | +http://www.google.com/bot.html |
| 10 | 265 | 0.86 | 132 | 1.87 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 238 | 0.78 | 89 | 1.26 | +http://www.linkdex.com/bots/ |
| 12 | 151 | 0.49 | 81 | 1.15 | +http://www.bing.com/bingbot.htm |
| 13 | 73 | 0.24 | 27 | 0.38 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 48 | 0.16 | 18 | 0.25 | +http://www.exabot.com/go/robot |
| 15 | 31 | 0.10 | 9 | 0.13 | X11 |
| 16 | 24 | 0.08 | 5 | 0.07 | Windows 98 |
| 17 | 20 | 0.07 | 19 | 0.27 | Windows 95 |
| 18 | 15 | 0.05 | 7 | 0.10 | Android 2.3.5 |
| 19 | 9 | 0.03 | 9 | 0.13 | Windows ME |
| 20 | 8 | 0.03 | 1 | 0.01 | crawler@mixrank.com |
| 21 | 8 | 0.03 | 5 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 22 | 8 | 0.03 | 2 | 0.03 | +http://downloadg5.com |
| 23 | 7 | 0.02 | 7 | 0.10 | Windows CE |
| 24 | 7 | 0.02 | 2 | 0.03 | +http://www.semrush.com/bot.html |
| 25 | 6 | 0.02 | 3 | 0.04 | http://crawler.sistrix.net/ |
| 26 | 5 | 0.02 | 5 | 0.07 | Windows 3.1 |
| 27 | 4 | 0.01 | 4 | 0.06 | Windows 2000 |
| 28 | 4 | 0.01 | 1 | 0.01 | +http://papijump.org |
| 29 | 4 | 0.01 | 2 | 0.03 | Macintosh |
| 30 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 31 | 4 | 0.01 | 1 | 0.01 | +http://get4dl.net |
| 32 | 3 | 0.01 | 1 | 0.01 | +http://www.seodiver.com/bot |
| 33 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 34 | 2 | 0.01 | 1 | 0.01 | support.orangebot@orange.com |
| 35 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 36 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 37 | 1 | 0.00 | 1 | 0.01 | http://www.lipperhey.com/ |
| 38 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 39 | 1 | 0.00 | 1 | 0.01 | Unknown |
| 40 | 1 | 0.00 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
| 41 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
