| Used Operating Systems |
| 1 | 23200 | 48.35 | 687 | 28.72 | +http://yandex.com/bots |
| 2 | 19511 | 40.66 | 436 | 18.23 | Windows NT |
| 3 | 1514 | 3.16 | 517 | 21.61 | +http://ahrefs.com/robot/ |
| 4 | 979 | 2.04 | 145 | 6.06 | +http://www.google.com/bot.html |
| 5 | 854 | 1.78 | 70 | 2.93 | http://mj12bot.com/ |
| 6 | 589 | 1.23 | 203 | 8.49 | +http://www.baidu.com/search/spider.html |
| 7 | 464 | 0.97 | 115 | 4.81 | +http://www.linkdex.com/bots/ |
| 8 | 315 | 0.66 | 102 | 4.26 | +http://www.bing.com/bingbot.htm |
| 9 | 99 | 0.21 | 4 | 0.17 | +http://www.semrush.com/bot.html |
| 10 | 84 | 0.18 | 24 | 1.00 | Windows XP |
| 11 | 50 | 0.10 | 5 | 0.21 | +http://OpenLinkProfiler.org/bot |
| 12 | 49 | 0.10 | 6 | 0.25 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 37 | 0.08 | 17 | 0.71 | Windows 95 |
| 14 | 35 | 0.07 | 13 | 0.54 | Windows 98 |
| 15 | 24 | 0.05 | 3 | 0.13 | +http://megaindex.com/crawler |
| 16 | 22 | 0.05 | 0 | 0.00 | +http://www.xovibot.net/ |
| 17 | 19 | 0.04 | 3 | 0.13 | +http://siteexplorer.info/Backlink-Check... |
| 18 | 14 | 0.03 | 2 | 0.08 | Linux i686 [unknown version] |
| 19 | 13 | 0.03 | 5 | 0.21 | Windows 2000 |
| 20 | 12 | 0.03 | 2 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 12 | 0.03 | 2 | 0.08 | +http://www.linkpad.ru |
| 22 | 8 | 0.02 | 2 | 0.08 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 23 | 8 | 0.02 | 1 | 0.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 24 | 8 | 0.02 | 0 | 0.00 | +http://help.coccoc.com/searchengine |
| 25 | 8 | 0.02 | 4 | 0.17 | +http://duckduckgo.com |
| 26 | 7 | 0.01 | 3 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 27 | 6 | 0.01 | 3 | 0.13 | Windows CE |
| 28 | 6 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 29 | 6 | 0.01 | 3 | 0.13 | +info@netcraft.com |
| 30 | 6 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 31 | 5 | 0.01 | 3 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 32 | 4 | 0.01 | 2 | 0.08 | http://www.botje.com/plukkie.htm |
| 33 | 4 | 0.01 | 2 | 0.08 | Windows ME |
| 34 | 4 | 0.01 | 2 | 0.08 | +http://www.uptime.com/uptimebot |
| 35 | 3 | 0.01 | 3 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 36 | 2 | 0.00 | 2 | 0.08 | +http://www.google.com/bot.html,Yahoo! S... |
| 37 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.4 |
| 38 | 2 | 0.00 | 1 | 0.04 | Windows 3.1 |
