| Used Operating Systems |
| 1 | 349566 | 84.19 | 13367 | 62.05 | Windows NT |
| 2 | 13828 | 3.33 | 685 | 3.18 | +http://www.google.com/bot.html |
| 3 | 12520 | 3.02 | 224 | 1.04 | +http://ahrefs.com/robot/ |
| 4 | 6921 | 1.67 | 188 | 0.87 | +http://discoveryengine.com/discoverybot... |
| 5 | 6536 | 1.57 | 2033 | 9.44 | +http://www.bing.com/bingbot.htm |
| 6 | 6271 | 1.51 | 90 | 0.42 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 4285 | 1.03 | 354 | 1.64 | ezooms.bot@gmail.com |
| 8 | 4033 | 0.97 | 187 | 0.87 | +http://help.soso.com/webspider.htm |
| 9 | 3824 | 0.92 | 3571 | 16.58 | +http://www.baidu.com/search/spider.html |
| 10 | 3114 | 0.75 | 111 | 0.52 | +http://yandex.com/bots |
| 11 | 1582 | 0.38 | 14 | 0.06 | Intel Mac OS X 10.4 |
| 12 | 472 | 0.11 | 453 | 2.10 | MSIE 5.5; Windows NT 5.0 |
| 13 | 301 | 0.07 | 6 | 0.03 | Linux i686 [unknown version] |
| 14 | 257 | 0.06 | 3 | 0.01 | PPC Mac OS X 10.4 |
| 15 | 241 | 0.06 | 89 | 0.41 | MSIE 5.5; Windows 95 |
| 16 | 228 | 0.05 | 3 | 0.01 | http://crawler.sistrix.net/ |
| 17 | 192 | 0.05 | 4 | 0.02 | Intel Mac OS X 10.7 |
| 18 | 162 | 0.04 | 12 | 0.06 | Intel Mac OS X 10.6 |
| 19 | 154 | 0.04 | 1 | 0.00 | Nintendo Wii |
| 20 | 142 | 0.03 | 4 | 0.02 | Intel Mac OS X 10.5 |
| 21 | 107 | 0.03 | 18 | 0.08 | +http://www.exabot.com/go/robot |
| 22 | 105 | 0.03 | 5 | 0.02 | +http://siteexplorer.info/ |
| 23 | 46 | 0.01 | 0 | 0.00 | Win32 |
| 24 | 42 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 25 | 39 | 0.01 | 39 | 0.18 | http://www.yodao.com/help/webmaster/spid... |
| 26 | 35 | 0.01 | 9 | 0.04 | X11 |
| 27 | 20 | 0.00 | 3 | 0.01 | Android 2.3.5 |
| 28 | 19 | 0.00 | 1 | 0.00 | Windows Phone OS 7.5 |
| 29 | 18 | 0.00 | 8 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 30 | 16 | 0.00 | 2 | 0.01 | http://www.dataprovider.com/ |
| 31 | 15 | 0.00 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 32 | 15 | 0.00 | 5 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 33 | 14 | 0.00 | 2 | 0.01 | AOL 9.0; AOLBuild 4327.5202; Windows NT ... |
| 34 | 10 | 0.00 | 9 | 0.04 | +http://awcheck.com/en/about |
| 35 | 9 | 0.00 | 3 | 0.01 | +http://www.semrush.com/bot.html |
| 36 | 9 | 0.00 | 1 | 0.00 | PPC Mac OS X 10.5 |
| 37 | 8 | 0.00 | 7 | 0.03 | Windows 95 |
| 38 | 7 | 0.00 | 5 | 0.02 | Windows 98 |
| 39 | 5 | 0.00 | 3 | 0.01 | +http://go.mail.ru/help/robots |
| 40 | 5 | 0.00 | 3 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 41 | 5 | 0.00 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 42 | 4 | 0.00 | 4 | 0.02 | +http://shoulu.jike.com/spider.html |
| 43 | 3 | 0.00 | 3 | 0.01 | Windows CE |
| 44 | 2 | 0.00 | 1 | 0.00 | +http://www.proximic.com/info/spider.php |
| 45 | 2 | 0.00 | 1 | 0.00 | Windows XP |
| 46 | 2 | 0.00 | 1 | 0.00 | http://www.botje.com/plukkie.htm |
| 47 | 2 | 0.00 | 2 | 0.01 | Windows ME |
| 48 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 49 | 2 | 0.00 | 1 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 50 | 1 | 0.00 | 1 | 0.00 | Windows 2000 |
| 51 | 1 | 0.00 | 1 | 0.00 | +http://www.netseer.com/crawler.html; cr... |
| 52 | 1 | 0.00 | 1 | 0.00 | Auto; Windows |
| 53 | 1 | 0.00 | 1 | 0.00 | AOL 9.0; AOLBuild 4327.5202; Windows NT ... |
| 54 | 1 | 0.00 | 1 | 0.00 | Windows 3.1 |
