| Used Operating Systems |
| 1 | 2033 | 19.37 | 1890 | 45.24 | +http://www.baidu.com/search/spider.html |
| 2 | 1763 | 16.80 | 409 | 9.79 | +http://www.bing.com/bingbot.htm |
| 3 | 1552 | 14.79 | 71 | 1.70 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 1088 | 10.37 | 631 | 15.10 | +http://www.google.com/bot.html |
| 5 | 1036 | 9.87 | 421 | 10.08 | Windows NT |
| 6 | 548 | 5.22 | 228 | 5.46 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 455 | 4.33 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 8 | 439 | 4.18 | 142 | 3.40 | +http://ahrefs.com/robot/ |
| 9 | 225 | 2.14 | 1 | 0.02 | +http://megaindex.com/crawler |
| 10 | 200 | 1.91 | 11 | 0.26 | +http://fulltext.sblog.cz/ |
| 11 | 188 | 1.79 | 69 | 1.65 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 166 | 1.58 | 2 | 0.05 | Windows Phone OS 7.5 |
| 13 | 143 | 1.36 | 40 | 0.96 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 135 | 1.29 | 15 | 0.36 | http://www.searchmetrics.com/en/searchme... |
| 15 | 127 | 1.21 | 58 | 1.39 | +http://yandex.com/bots |
| 16 | 93 | 0.89 | 47 | 1.12 | +http://www.linkdex.com/bots/ |
| 17 | 90 | 0.86 | 37 | 0.89 | +http://www.xovibot.net/ |
| 18 | 33 | 0.31 | 14 | 0.34 | Windows 95 |
| 19 | 24 | 0.23 | 24 | 0.57 | +http://warifort.moykrest.ru |
| 20 | 24 | 0.23 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 21 | 16 | 0.15 | 8 | 0.19 | +http://www.exabot.com/go/robot |
| 22 | 11 | 0.10 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 10 | 0.10 | 5 | 0.12 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 9 | 0.09 | 3 | 0.07 | Windows XP |
| 25 | 9 | 0.09 | 4 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 26 | 8 | 0.08 | 8 | 0.19 | +http://monasterytea.spbdyet.ru |
| 27 | 7 | 0.07 | 3 | 0.07 | Auto; Windows |
| 28 | 6 | 0.06 | 2 | 0.05 | Windows 3.1 |
| 29 | 6 | 0.06 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 30 | 6 | 0.06 | 6 | 0.14 | +http://domainsigma.com/robot |
| 31 | 5 | 0.05 | 2 | 0.05 | Windows 2000 |
| 32 | 4 | 0.04 | 2 | 0.05 | Windows 98 |
| 33 | 4 | 0.04 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 34 | 4 | 0.04 | 2 | 0.05 | +http://duckduckgo.com |
| 35 | 3 | 0.03 | 2 | 0.05 | Windows CE |
| 36 | 3 | 0.03 | 2 | 0.05 | Windows ME |
| 37 | 3 | 0.03 | 3 | 0.07 | Linux i686 [unknown version] |
| 38 | 3 | 0.03 | 1 | 0.02 | +http://www.profound.net/domainappender |
| 39 | 2 | 0.02 | 1 | 0.02 | support.orangebot@orange.com |
| 40 | 2 | 0.02 | 2 | 0.05 | Windows 2002 |
| 41 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 42 | 2 | 0.02 | 0 | 0.00 | X11 |
| 43 | 1 | 0.01 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 44 | 1 | 0.01 | 0 | 0.00 | +https://gimmeusa.com/pages/crawler |
| 45 | 1 | 0.01 | 1 | 0.02 | Windows 2006 |
| 46 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 47 | 1 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 48 | 1 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 49 | 1 | 0.01 | 0 | 0.00 | Nintendo Wii |
| 50 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 51 | 1 | 0.01 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
