| Used Operating Systems |
| 1 | 23674 | 47.52 | 5461 | 75.84 | Windows NT |
| 2 | 8255 | 16.57 | 58 | 0.81 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4762 | 9.56 | 112 | 1.56 | +http://ahrefs.com/robot/ |
| 4 | 4401 | 8.83 | 140 | 1.94 | +http://yandex.com/bots |
| 5 | 1918 | 3.85 | 153 | 2.12 | +http://www.baidu.com/search/spider.html |
| 6 | 1876 | 3.77 | 164 | 2.28 | +http://www.google.com/bot.html |
| 7 | 1429 | 2.87 | 56 | 0.78 | +http://www.bing.com/bingbot.htm |
| 8 | 746 | 1.50 | 351 | 4.87 | Windows 95 |
| 9 | 519 | 1.04 | 33 | 0.46 | Windows 98 |
| 10 | 240 | 0.48 | 8 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 200 | 0.40 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 12 | 172 | 0.35 | 4 | 0.06 | http://crawler.sistrix.net/ |
| 13 | 154 | 0.31 | 80 | 1.11 | Windows 2000 |
| 14 | 146 | 0.29 | 66 | 0.92 | Windows 3.1 |
| 15 | 140 | 0.28 | 80 | 1.11 | ) - BrowseX (2.0.0 Windows |
| 16 | 138 | 0.28 | 82 | 1.14 | MSIE 5.5; Windows NT 4.0 |
| 17 | 132 | 0.26 | 79 | 1.10 | MSIE 5.5; Windows NT 5.0 |
| 18 | 128 | 0.26 | 69 | 0.96 | Auto; Windows |
| 19 | 126 | 0.25 | 68 | 0.94 | Windows CE |
| 20 | 124 | 0.25 | 0 | 0.00 | Windows XP |
| 21 | 120 | 0.24 | 12 | 0.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 22 | 112 | 0.22 | 57 | 0.79 | Windows ME |
| 23 | 72 | 0.14 | 10 | 0.14 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 72 | 0.14 | 0 | 0.00 | InfegyAtlas/1.0; en-US; collection@infeg... |
| 25 | 68 | 0.14 | 16 | 0.22 | +http://www.exabot.com/go/robot |
| 26 | 37 | 0.07 | 14 | 0.19 | X11 |
| 27 | 14 | 0.03 | 7 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 13 | 0.03 | 0 | 0.00 | +http://www.xovibot.net/ |
| 29 | 11 | 0.02 | 11 | 0.15 | +http://domainsigma.com/robot |
| 30 | 8 | 0.02 | 2 | 0.03 | Android 2.3.5 |
| 31 | 2 | 0.00 | 0 | 0.00 | Android |
| 32 | 2 | 0.00 | 1 | 0.01 | +http://gimmeUSA.com |
| 33 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 34 | 2 | 0.00 | 2 | 0.03 | +info@netcraft.com |
| 35 | 2 | 0.00 | 2 | 0.03 | Linux i686 [unknown version] |
