| Used Operating Systems |
| 1 | 12048 | 52.49 | 2321 | 69.55 | Windows NT |
| 2 | 2646 | 11.53 | 42 | 1.26 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1705 | 7.43 | 126 | 3.78 | +http://www.baidu.com/search/spider.html |
| 4 | 1556 | 6.78 | 125 | 3.75 | +http://www.google.com/bot.html |
| 5 | 898 | 3.91 | 39 | 1.17 | +http://www.bing.com/bingbot.htm |
| 6 | 817 | 3.56 | 548 | 16.42 | Intel Mac OS X 10.6 |
| 7 | 705 | 3.07 | 8 | 0.24 | +http://www.semrush.com/bot.html |
| 8 | 633 | 2.76 | 11 | 0.33 | +http://ahrefs.com/robot/ |
| 9 | 446 | 1.94 | 3 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 398 | 1.73 | 4 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 11 | 318 | 1.39 | 37 | 1.11 | +http://yandex.com/bots |
| 12 | 211 | 0.92 | 6 | 0.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 119 | 0.52 | 4 | 0.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 98 | 0.43 | 15 | 0.45 | +http://www.exabot.com/go/robot |
| 15 | 94 | 0.41 | 2 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 16 | 66 | 0.29 | 0 | 0.00 | InfegyAtlas/1.0; en-US; collection@infeg... |
| 17 | 62 | 0.27 | 2 | 0.06 | +http://www.linkpad.ru |
| 18 | 38 | 0.17 | 2 | 0.06 | http://www.lipperhey.com/ |
| 19 | 32 | 0.14 | 16 | 0.48 | +http://www.meanpath.com/meanpathbot.htm... |
| 20 | 16 | 0.07 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 21 | 11 | 0.05 | 11 | 0.33 | +http://domainsigma.com/robot |
| 22 | 7 | 0.03 | 1 | 0.03 | Windows 98 |
| 23 | 5 | 0.02 | 3 | 0.09 | Android 2.3.5 |
| 24 | 4 | 0.02 | 4 | 0.12 | Windows 95 |
| 25 | 4 | 0.02 | 2 | 0.06 | X11 |
| 26 | 3 | 0.01 | 2 | 0.06 | +http://www.xovibot.net/ |
| 27 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 28 | 2 | 0.01 | 1 | 0.03 | +http://gimmeUSA.com |
| 29 | 2 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
| 30 | 2 | 0.01 | 0 | 0.00 | Windows XP |
| 31 | 2 | 0.01 | 0 | 0.00 | +http://wmaid.com/en/explore/ |
| 32 | 2 | 0.01 | 2 | 0.06 | +info@netcraft.com |
