| Used Operating Systems |
| 1 | 12367 | 26.78 | 148 | 1.71 | http://mj12bot.com/ |
| 2 | 12176 | 26.36 | 200 | 2.31 | +http://www.semrush.com/bot.html |
| 3 | 7753 | 16.79 | 4321 | 49.91 | +http://ahrefs.com/robot/ |
| 4 | 4696 | 10.17 | 1605 | 18.54 | Windows NT |
| 5 | 2504 | 5.42 | 588 | 6.79 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 2082 | 4.51 | 4 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 7 | 1152 | 2.49 | 231 | 2.67 | +http://www.linkdex.com/bots/ |
| 8 | 1089 | 2.36 | 324 | 3.74 | +http://www.bing.com/bingbot.htm |
| 9 | 693 | 1.50 | 474 | 5.47 | +http://www.baidu.com/search/spider.html |
| 10 | 570 | 1.23 | 369 | 4.26 | +http://www.google.com/bot.html |
| 11 | 468 | 1.01 | 68 | 0.79 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 194 | 0.42 | 47 | 0.54 | +http://yandex.com/bots |
| 13 | 80 | 0.17 | 75 | 0.87 | Windows 95 |
| 14 | 60 | 0.13 | 14 | 0.16 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 50 | 0.11 | 29 | 0.33 | Windows 98 |
| 16 | 38 | 0.08 | 19 | 0.22 | +http://duckduckgo.com |
| 17 | 20 | 0.04 | 10 | 0.12 | Windows XP |
| 18 | 19 | 0.04 | 1 | 0.01 | +https://blog.vebidoo.de/vebidoobot/ |
| 19 | 16 | 0.03 | 16 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 20 | 16 | 0.03 | 0 | 0.00 | +http://www.xovibot.net/ |
| 21 | 16 | 0.03 | 16 | 0.18 | ) - BrowseX (2.0.0 Windows |
| 22 | 15 | 0.03 | 15 | 0.17 | Windows ME |
| 23 | 15 | 0.03 | 15 | 0.17 | Windows 3.1 |
| 24 | 14 | 0.03 | 14 | 0.16 | Windows 2000 |
| 25 | 13 | 0.03 | 13 | 0.15 | Auto; Windows |
| 26 | 12 | 0.03 | 12 | 0.14 | Windows CE |
| 27 | 10 | 0.02 | 3 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 8 | 0.02 | 8 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 29 | 6 | 0.01 | 3 | 0.03 | +http://www.pinterest.com/bot.html |
| 30 | 5 | 0.01 | 3 | 0.03 | +http://sur.ly/bot.html |
| 31 | 4 | 0.01 | 2 | 0.02 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 32 | 4 | 0.01 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
| 33 | 4 | 0.01 | 2 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 34 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 35 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 36 | 2 | 0.00 | 1 | 0.01 | +spider@seoscanners.net |
| 37 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 38 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 39 | 2 | 0.00 | 1 | 0.01 | X11 |
| 40 | 2 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 41 | 1 | 0.00 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 42 | 1 | 0.00 | 1 | 0.01 | +http://eripp.com |
