| Used Operating Systems by Visits |
| 1 | 43788 | 17.63 | 35712 | 81.39 | +http://ahrefs.com/robot/ |
| 2 | 125344 | 50.47 | 3082 | 7.02 | +http://www.google.com/bot.html |
| 3 | 2805 | 1.13 | 2691 | 6.13 | +http://www.baidu.com/search/spider.html |
| 4 | 2120 | 0.85 | 1232 | 2.81 | Windows NT |
| 5 | 63778 | 25.68 | 333 | 0.76 | http://mj12bot.com/ |
| 6 | 702 | 0.28 | 218 | 0.50 | +http://www.linkdex.com/bots/ |
| 7 | 6238 | 2.51 | 187 | 0.43 | +http://yandex.com/bots |
| 8 | 585 | 0.24 | 149 | 0.34 | +http://www.bing.com/bingbot.htm |
| 9 | 75 | 0.03 | 63 | 0.14 | Linux [unknown version] |
| 10 | 66 | 0.03 | 55 | 0.13 | Linux i686 [unknown version] |
| 11 | 87 | 0.04 | 33 | 0.08 | +spider@seoscanners.net |
| 12 | 65 | 0.03 | 23 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 54 | 0.02 | 17 | 0.04 | Windows XP |
| 14 | 37 | 0.01 | 14 | 0.03 | Windows 95 |
| 15 | 47 | 0.02 | 9 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 59 | 0.02 | 6 | 0.01 | +http://www.semrush.com/bot.html |
| 17 | 21 | 0.01 | 5 | 0.01 | http://www.botje.com/plukkie.htm |
| 18 | 15 | 0.01 | 5 | 0.01 | +http://www.uptime.com/uptimebot |
| 19 | 13 | 0.01 | 5 | 0.01 | Windows 98 |
| 20 | 5 | 0.00 | 4 | 0.01 | +info@netcraft.com |
| 21 | 9 | 0.00 | 3 | 0.01 | Windows 2000 |
| 22 | 96 | 0.04 | 3 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 23 | 1363 | 0.55 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 24 | 6 | 0.00 | 3 | 0.01 | Windows 3.1 |
| 25 | 8 | 0.00 | 3 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 26 | 901 | 0.36 | 3 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 27 | 3 | 0.00 | 3 | 0.01 | Linux i586 [unknown version] |
| 28 | 6 | 0.00 | 2 | 0.00 | Windows ME |
| 29 | 3 | 0.00 | 2 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 30 | 6 | 0.00 | 2 | 0.00 | +http://www.exabot.com/go/robot |
| 31 | 1 | 0.00 | 1 | 0.00 | OSF1 V4.0 alpha |
| 32 | 49 | 0.02 | 1 | 0.00 | Win32 |
| 33 | 2 | 0.00 | 1 | 0.00 | Auto; Windows |
| 34 | 2 | 0.00 | 1 | 0.00 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 35 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 36 | 3 | 0.00 | 0 | 0.00 | Android |
| 37 | 4 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 38 | 1 | 0.00 | 0 | 0.00 | Windows 90 |
| 39 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
