| Used Operating Systems |
| 1 | 20475 | 29.02 | 9852 | 62.23 | +http://ahrefs.com/robot/ |
| 2 | 18100 | 25.66 | 188 | 1.19 | http://mj12bot.com/ |
| 3 | 15881 | 22.51 | 518 | 3.27 | +http://yandex.com/bots |
| 4 | 5660 | 8.02 | 1873 | 11.83 | Windows NT |
| 5 | 2487 | 3.53 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 6 | 1975 | 2.80 | 697 | 4.40 | +http://www.google.com/bot.html |
| 7 | 1959 | 2.78 | 1704 | 10.76 | +http://www.baidu.com/search/spider.html |
| 8 | 694 | 0.98 | 177 | 1.12 | +http://www.bing.com/bingbot.htm |
| 9 | 660 | 0.94 | 5 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 10 | 608 | 0.86 | 73 | 0.46 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 372 | 0.53 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 12 | 306 | 0.43 | 102 | 0.64 | +http://www.linkdex.com/bots/ |
| 13 | 178 | 0.25 | 141 | 0.89 | Windows 95 |
| 14 | 159 | 0.23 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 15 | 125 | 0.18 | 74 | 0.47 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 119 | 0.17 | 47 | 0.30 | Windows 98 |
| 17 | 108 | 0.15 | 35 | 0.22 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 98 | 0.14 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 19 | 66 | 0.09 | 62 | 0.39 | +http://www.uptime.com/uptimebot |
| 20 | 65 | 0.09 | 18 | 0.11 | Windows XP |
| 21 | 64 | 0.09 | 7 | 0.04 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 22 | 48 | 0.07 | 31 | 0.20 | Windows CE |
| 23 | 40 | 0.06 | 30 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 24 | 38 | 0.05 | 28 | 0.18 | MSIE 5.5; Windows NT 4.0 |
| 25 | 36 | 0.05 | 29 | 0.18 | Windows 2000 |
| 26 | 34 | 0.05 | 27 | 0.17 | Windows ME |
| 27 | 30 | 0.04 | 24 | 0.15 | Auto; Windows |
| 28 | 29 | 0.04 | 18 | 0.11 | Windows 3.1 |
| 29 | 29 | 0.04 | 24 | 0.15 | ) - BrowseX (2.0.0 Windows |
| 30 | 22 | 0.03 | 10 | 0.06 | http://yooz.ir; info@yooz.ir |
| 31 | 13 | 0.02 | 6 | 0.04 | +http://www.exabot.com/go/robot |
| 32 | 12 | 0.02 | 5 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 33 | 8 | 0.01 | 3 | 0.02 | +https://deusu.de/robot.html |
| 34 | 8 | 0.01 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 35 | 8 | 0.01 | 4 | 0.03 | +http://help.coccoc.com/searchengine |
| 36 | 6 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 37 | 5 | 0.01 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 38 | 4 | 0.01 | 2 | 0.01 | +http://sur.ly/bot.html |
| 39 | 4 | 0.01 | 2 | 0.01 | +http://www.proximic.com/info/spider.php |
| 40 | 4 | 0.01 | 0 | 0.00 | X11 |
| 41 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 42 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 43 | 2 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 44 | 2 | 0.00 | 1 | 0.01 | +http://corp.sputnik.ru/webmaster |
| 45 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 46 | 1 | 0.00 | 1 | 0.01 | +http://www.google.com/bot.html,Yahoo! S... |
| 47 | 1 | 0.00 | 1 | 0.01 | +http://seocharger.com/robot |
| 48 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
