| Used Operating Systems |
| 1 | 59873 | 55.27 | 309 | 1.55 | http://mj12bot.com/ |
| 2 | 26969 | 24.90 | 14894 | 74.89 | +http://ahrefs.com/robot/ |
| 3 | 9378 | 8.66 | 571 | 2.87 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 4804 | 4.43 | 1312 | 6.60 | Windows NT |
| 5 | 2081 | 1.92 | 1537 | 7.73 | +http://www.baidu.com/search/spider.html |
| 6 | 1791 | 1.65 | 463 | 2.33 | +http://www.linkdex.com/bots/ |
| 7 | 1136 | 1.05 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 8 | 688 | 0.64 | 130 | 0.65 | +http://yandex.com/bots |
| 9 | 640 | 0.59 | 321 | 1.61 | +http://www.google.com/bot.html |
| 10 | 385 | 0.36 | 159 | 0.80 | +http://www.bing.com/bingbot.htm |
| 11 | 137 | 0.13 | 17 | 0.09 | +http://siteexplorer.info/Backlink-Check... |
| 12 | 135 | 0.12 | 48 | 0.24 | +http://www.semrush.com/bot.html |
| 13 | 80 | 0.07 | 8 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 14 | 34 | 0.03 | 7 | 0.04 | +http://www.exabot.com/go/robot |
| 15 | 28 | 0.03 | 26 | 0.13 | Windows 95 |
| 16 | 27 | 0.02 | 1 | 0.01 | +http://sur.ly/bot.html |
| 17 | 22 | 0.02 | 7 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 16 | 0.01 | 7 | 0.04 | Windows 98 |
| 19 | 15 | 0.01 | 12 | 0.06 | +info@netcraft.com |
| 20 | 10 | 0.01 | 5 | 0.03 | Windows XP |
| 21 | 8 | 0.01 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
| 22 | 7 | 0.01 | 7 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 23 | 6 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 6 | 0.01 | 6 | 0.03 | actually this is http://ismyblogworking.... |
| 25 | 5 | 0.00 | 5 | 0.03 | Windows CE |
| 26 | 5 | 0.00 | 5 | 0.03 | Windows ME |
| 27 | 5 | 0.00 | 4 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 28 | 4 | 0.00 | 3 | 0.02 | Windows 3.1 |
| 29 | 4 | 0.00 | 4 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 30 | 4 | 0.00 | 2 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 31 | 3 | 0.00 | 3 | 0.02 | Windows 2000 |
| 32 | 3 | 0.00 | 2 | 0.01 | Linux i686 [unknown version] |
| 33 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 34 | 3 | 0.00 | 2 | 0.01 | X11 |
| 35 | 2 | 0.00 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 36 | 2 | 0.00 | 1 | 0.01 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 37 | 2 | 0.00 | 2 | 0.01 | Auto; Windows |
| 38 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 39 | 1 | 0.00 | 1 | 0.01 | +http://eripp.com |
