| Used Operating Systems by Visits |
| 1 | 2020 | 23.40 | 1855 | 51.33 | +http://www.baidu.com/search/spider.html |
| 2 | 1206 | 13.97 | 528 | 14.61 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3028 | 35.08 | 521 | 14.42 | Windows NT |
| 4 | 285 | 3.30 | 284 | 7.86 | http://www.yodao.com/help/webmaster/spid... |
| 5 | 344 | 3.99 | 105 | 2.91 | +http://www.google.com/bot.html |
| 6 | 256 | 2.97 | 83 | 2.30 | +http://yandex.com/bots |
| 7 | 1003 | 11.62 | 80 | 2.21 | +http://www.bing.com/bingbot.htm |
| 8 | 32 | 0.37 | 28 | 0.77 | Windows 95 |
| 9 | 50 | 0.58 | 25 | 0.69 | Windows 98 |
| 10 | 36 | 0.42 | 15 | 0.42 | ezooms.bot@gmail.com |
| 11 | 28 | 0.32 | 9 | 0.25 | +http://ahrefs.com/robot/ |
| 12 | 80 | 0.93 | 8 | 0.22 | Intel Mac OS X 10.6 |
| 13 | 16 | 0.19 | 8 | 0.22 | +http://shoulu.jike.com/spider.html |
| 14 | 8 | 0.09 | 7 | 0.19 | Windows CE |
| 15 | 11 | 0.13 | 5 | 0.14 | Windows 2000 |
| 16 | 45 | 0.52 | 5 | 0.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 15 | 0.17 | 5 | 0.14 | Intel Mac OS X 10.4 |
| 18 | 9 | 0.10 | 5 | 0.14 | MSIE 5.5; Windows NT 4.0 |
| 19 | 10 | 0.12 | 4 | 0.11 | +http://discoveryengine.com/discobot.htm... |
| 20 | 4 | 0.05 | 4 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 21 | 5 | 0.06 | 3 | 0.08 | Windows 3.1 |
| 22 | 20 | 0.23 | 3 | 0.08 | Linux i686 [unknown version] |
| 23 | 5 | 0.06 | 3 | 0.08 | +http://www.seoprofiler.com/bot |
| 24 | 28 | 0.32 | 2 | 0.06 | Intel Mac OS X 10.5 |
| 25 | 6 | 0.07 | 2 | 0.06 | AIX 5.3 |
| 26 | 2 | 0.02 | 2 | 0.06 | Windows ME |
| 27 | 3 | 0.03 | 2 | 0.06 | Windows XP |
| 28 | 4 | 0.05 | 2 | 0.06 | http://www.youdao.com/help/webmaster/spi... |
| 29 | 4 | 0.05 | 2 | 0.06 | +http://www.exabot.com/go/robot |
| 30 | 1 | 0.01 | 1 | 0.03 | Auto; Windows |
| 31 | 9 | 0.10 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 32 | 3 | 0.03 | 1 | 0.03 | ReverseGet/1.0; http://reverseget.com/do... |
| 33 | 3 | 0.03 | 1 | 0.03 | Linux [unknown version] |
| 34 | 4 | 0.05 | 1 | 0.03 | +http://www.hailoo.com/spider.html |
| 35 | 1 | 0.01 | 1 | 0.03 | PPC Mac OS X Mach-O |
| 36 | 36 | 0.42 | 1 | 0.03 | +http://fulltext.sblog.cz/screenshot/ |
| 37 | 3 | 0.03 | 1 | 0.03 | http://nlp.fi.muni.cz/projects/biwec/ |
| 38 | 2 | 0.02 | 1 | 0.03 | Windows 9x |
| 39 | 5 | 0.06 | 0 | 0.00 | http://desktop.google.com/ |
| 40 | 1 | 0.01 | 0 | 0.00 | +info@netcraft.com |
