| Used Operating Systems |
| 1 | 17578 | 44.27 | 133 | 1.73 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 14825 | 37.34 | 4322 | 56.23 | Windows NT |
| 3 | 2619 | 6.60 | 1031 | 13.41 | +http://www.easou.com/search/spider.html |
| 4 | 1442 | 3.63 | 1266 | 16.47 | +http://www.baidu.com/search/spider.html |
| 5 | 728 | 1.83 | 4 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 6 | 393 | 0.99 | 205 | 2.67 | +http://www.bing.com/bingbot.htm |
| 7 | 390 | 0.98 | 152 | 1.98 | +http://www.google.com/bot.html |
| 8 | 324 | 0.82 | 145 | 1.89 | Windows 95 |
| 9 | 290 | 0.73 | 57 | 0.74 | +http://yandex.com/bots |
| 10 | 259 | 0.65 | 64 | 0.83 | +http://www.linkdex.com/bots/ |
| 11 | 179 | 0.45 | 16 | 0.21 | Windows 98 |
| 12 | 72 | 0.18 | 36 | 0.47 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 64 | 0.16 | 36 | 0.47 | Windows 2000 |
| 14 | 59 | 0.15 | 36 | 0.47 | MSIE 5.5; Windows NT 5.0 |
| 15 | 56 | 0.14 | 30 | 0.39 | ) - BrowseX (2.0.0 Windows |
| 16 | 56 | 0.14 | 30 | 0.39 | MSIE 5.5; Windows NT 4.0 |
| 17 | 52 | 0.13 | 10 | 0.13 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 52 | 0.13 | 0 | 0.00 | Windows XP |
| 19 | 51 | 0.13 | 23 | 0.30 | Windows ME |
| 20 | 49 | 0.12 | 26 | 0.34 | Windows 3.1 |
| 21 | 43 | 0.11 | 10 | 0.13 | X11 |
| 22 | 38 | 0.10 | 19 | 0.25 | Auto; Windows |
| 23 | 29 | 0.07 | 19 | 0.25 | Windows CE |
| 24 | 13 | 0.03 | 3 | 0.04 | +http://getdownload.ws |
| 25 | 13 | 0.03 | 1 | 0.01 | Android 2.3.5 |
| 26 | 5 | 0.01 | 1 | 0.01 | +http://a14download.com |
| 27 | 4 | 0.01 | 1 | 0.01 | +http://onlythegames.com |
| 28 | 4 | 0.01 | 1 | 0.01 | +http://plus5files.net |
| 29 | 4 | 0.01 | 1 | 0.01 | +http://dl2engine.net |
| 30 | 3 | 0.01 | 0 | 0.00 | Win32 |
| 31 | 3 | 0.01 | 2 | 0.03 | +http://wmaid.com/explore/ |
| 32 | 3 | 0.01 | 1 | 0.01 | +http://mydownloadengine.com |
| 33 | 2 | 0.01 | 2 | 0.03 | Linux [unknown version] |
| 34 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 35 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 36 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
