| Used Operating Systems |
| 1 | 57304 | 86.69 | 409 | 12.83 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3175 | 4.80 | 1777 | 55.72 | Windows NT |
| 3 | 2177 | 3.29 | 85 | 2.67 | +http://yandex.com/bots |
| 4 | 1132 | 1.71 | 218 | 6.84 | +http://www.linkdex.com/bots/ |
| 5 | 1019 | 1.54 | 268 | 8.40 | +http://ahrefs.com/robot/ |
| 6 | 445 | 0.67 | 134 | 4.20 | +http://www.google.com/bot.html |
| 7 | 257 | 0.39 | 36 | 1.13 | +http://www.bing.com/bingbot.htm |
| 8 | 214 | 0.32 | 156 | 4.89 | +http://www.baidu.com/search/spider.html |
| 9 | 126 | 0.19 | 22 | 0.69 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 44 | 0.07 | 2 | 0.06 | +http://www.aihitdata.com/about |
| 11 | 39 | 0.06 | 3 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 12 | 34 | 0.05 | 2 | 0.06 | http://www.lipperhey.com/ |
| 13 | 24 | 0.04 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 14 | 21 | 0.03 | 18 | 0.56 | Windows 95 |
| 15 | 14 | 0.02 | 7 | 0.22 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 11 | 0.02 | 6 | 0.19 | Windows 98 |
| 17 | 10 | 0.02 | 10 | 0.31 | Windows CE |
| 18 | 8 | 0.01 | 4 | 0.13 | +info@netcraft.com |
| 19 | 7 | 0.01 | 1 | 0.03 | Windows XP |
| 20 | 7 | 0.01 | 7 | 0.22 | MSIE 5.5; Windows NT 5.0 |
| 21 | 6 | 0.01 | 5 | 0.16 | Windows 3.1 |
| 22 | 6 | 0.01 | 6 | 0.19 | NetBSD [unknown version] |
| 23 | 5 | 0.01 | 5 | 0.16 | Windows 2000 |
| 24 | 3 | 0.00 | 3 | 0.09 | Windows ME |
| 25 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 26 | 2 | 0.00 | 2 | 0.06 | Linux [unknown version] |
| 27 | 2 | 0.00 | 1 | 0.03 | Android 2.3.5 |
| 28 | 2 | 0.00 | 0 | 0.00 | X11 |
| 29 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 30 | 1 | 0.00 | 1 | 0.03 | Auto; Windows |
| 31 | 1 | 0.00 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
