| Used Operating Systems |
| 1 | 25089 | 33.91 | 4991 | 38.30 | +http://ahrefs.com/robot/ |
| 2 | 12764 | 17.25 | 2342 | 17.97 | Windows NT |
| 3 | 10100 | 13.65 | 521 | 4.00 | +http://www.bing.com/bingbot.htm |
| 4 | 4434 | 5.99 | 30 | 0.23 | +http://www.semrush.com/bot.html |
| 5 | 4237 | 5.73 | 84 | 0.64 | http://mj12bot.com/ |
| 6 | 3669 | 4.96 | 160 | 1.23 | +http://yandex.com/bots |
| 7 | 3006 | 4.06 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 8 | 2747 | 3.71 | 2448 | 18.78 | +http://www.baidu.com/search/spider.html |
| 9 | 2515 | 3.40 | 871 | 6.68 | +http://www.google.com/bot.html |
| 10 | 1013 | 1.37 | 614 | 4.71 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 899 | 1.21 | 13 | 0.10 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 831 | 1.12 | 4 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 13 | 555 | 0.75 | 144 | 1.10 | +http://www.linkdex.com/bots/ |
| 14 | 325 | 0.44 | 5 | 0.04 | +http://napoveda.seznam.cz/en/seznambot-... |
| 15 | 318 | 0.43 | 219 | 1.68 | Windows 95 |
| 16 | 206 | 0.28 | 46 | 0.35 | Windows 98 |
| 17 | 204 | 0.28 | 51 | 0.39 | +http://www.profound.net/domainappender |
| 18 | 120 | 0.16 | 38 | 0.29 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 119 | 0.16 | 29 | 0.22 | Windows XP |
| 20 | 84 | 0.11 | 10 | 0.08 | +https://www.mojeek.com/bot.html |
| 21 | 80 | 0.11 | 3 | 0.02 | Linux i686 [unknown version] |
| 22 | 70 | 0.09 | 33 | 0.25 | +http://duckduckgo.com |
| 23 | 61 | 0.08 | 42 | 0.32 | Windows 3.1 |
| 24 | 54 | 0.07 | 6 | 0.05 | +http://www.seokicks.de/robot.html |
| 25 | 54 | 0.07 | 41 | 0.31 | MSIE 5.5; Windows NT 4.0 |
| 26 | 53 | 0.07 | 48 | 0.37 | MSIE 5.5; Windows NT 5.0 |
| 27 | 52 | 0.07 | 44 | 0.34 | Windows CE |
| 28 | 51 | 0.07 | 40 | 0.31 | Windows 2000 |
| 29 | 51 | 0.07 | 43 | 0.33 | ) - BrowseX (2.0.0 Windows |
| 30 | 46 | 0.06 | 41 | 0.31 | Auto; Windows |
| 31 | 36 | 0.05 | 29 | 0.22 | Windows ME |
| 32 | 30 | 0.04 | 9 | 0.07 | +http://www.exabot.com/go/robot |
| 33 | 25 | 0.03 | 5 | 0.04 | +http://help.coccoc.com/searchengine |
| 34 | 24 | 0.03 | 0 | 0.00 | +http://help.naver.com/support/robots.ht... |
| 35 | 16 | 0.02 | 8 | 0.06 | http://www.searchmetrics.com/en/searchme... |
| 36 | 9 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 37 | 7 | 0.01 | 1 | 0.01 | http://filterdb.iss.net/crawler/ |
| 38 | 5 | 0.01 | 3 | 0.02 | +http://sur.ly/bot.html |
| 39 | 5 | 0.01 | 5 | 0.04 | +http://8pw.ru/virus |
| 40 | 4 | 0.01 | 0 | 0.00 | documents; +http://docs.google.com |
| 41 | 3 | 0.00 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 42 | 3 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 43 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 44 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 45 | 2 | 0.00 | 1 | 0.01 | info@muso.com; +http://www.muso.com |
| 46 | 2 | 0.00 | 0 | 0.00 | Series 60 |
| 47 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 48 | 1 | 0.00 | 0 | 0.00 | Android |
| 49 | 1 | 0.00 | 1 | 0.01 | +http://8pw.ru/ |
| 50 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 51 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 52 | 1 | 0.00 | 0 | 0.00 | Nintendo Wii |
| 53 | 1 | 0.00 | 0 | 0.00 | MAUI Runtime |
| 54 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 55 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
