| Used Operating Systems |
| 1 | 16348 | 41.32 | 144 | 2.30 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8509 | 21.51 | 2134 | 34.11 | +http://www.xovibot.net/ |
| 3 | 6661 | 16.84 | 16 | 0.26 | +http://ahrefs.com/robot/ |
| 4 | 3334 | 8.43 | 1033 | 16.51 | Windows NT |
| 5 | 2204 | 5.57 | 1853 | 29.62 | +http://www.baidu.com/search/spider.html |
| 6 | 705 | 1.78 | 367 | 5.87 | +http://www.google.com/bot.html |
| 7 | 676 | 1.71 | 182 | 2.91 | +http://www.bing.com/bingbot.htm |
| 8 | 303 | 0.77 | 97 | 1.55 | +http://www.linkdex.com/bots/ |
| 9 | 126 | 0.32 | 105 | 1.68 | Windows 95 |
| 10 | 113 | 0.29 | 37 | 0.59 | +http://yandex.com/bots |
| 11 | 90 | 0.23 | 44 | 0.70 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 86 | 0.22 | 26 | 0.42 | Windows 98 |
| 13 | 79 | 0.20 | 18 | 0.29 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 49 | 0.12 | 15 | 0.24 | Windows XP |
| 15 | 38 | 0.10 | 25 | 0.40 | Windows CE |
| 16 | 33 | 0.08 | 15 | 0.24 | +http://www.semrush.com/bot.html |
| 17 | 28 | 0.07 | 23 | 0.37 | Windows 3.1 |
| 18 | 23 | 0.06 | 20 | 0.32 | Windows 2000 |
| 19 | 23 | 0.06 | 20 | 0.32 | ) - BrowseX (2.0.0 Windows |
| 20 | 21 | 0.05 | 18 | 0.29 | Windows ME |
| 21 | 20 | 0.05 | 17 | 0.27 | MSIE 5.5; Windows NT 4.0 |
| 22 | 15 | 0.04 | 15 | 0.24 | Auto; Windows |
| 23 | 11 | 0.03 | 11 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 24 | 10 | 0.03 | 2 | 0.03 | Android 2.3.5 |
| 25 | 10 | 0.03 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 26 | 10 | 0.03 | 4 | 0.06 | +http://www.exabot.com/go/robot |
| 27 | 9 | 0.02 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 28 | 6 | 0.02 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 29 | 6 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 30 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 31 | 3 | 0.01 | 3 | 0.05 | +http://www.domaintuno.com/robot |
| 32 | 2 | 0.01 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 33 | 2 | 0.01 | 1 | 0.02 | +http://duckduckgo.com |
| 34 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 35 | 1 | 0.00 | 1 | 0.02 | +http://megaindex.com/crawler |
| 36 | 1 | 0.00 | 1 | 0.02 | https://help.yahoo.com/kb/mail/yahoo-lin... |
