| Used Operating Systems by Visits |
| 1 | 2933 | 6.41 | 2208 | 37.87 | +http://www.baidu.com/search/spider.html |
| 2 | 3014 | 6.59 | 1841 | 31.57 | +http://ahrefs.com/robot/ |
| 3 | 1743 | 3.81 | 619 | 10.62 | Windows NT |
| 4 | 16328 | 35.71 | 190 | 3.26 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 648 | 1.42 | 145 | 2.49 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 6 | 576 | 1.26 | 121 | 2.08 | +http://fulltext.sblog.cz/ |
| 7 | 864 | 1.89 | 108 | 1.85 | +http://www.bing.com/bingbot.htm |
| 8 | 303 | 0.66 | 104 | 1.78 | +http://www.google.com/bot.html |
| 9 | 381 | 0.83 | 104 | 1.78 | +http://yandex.com/bots |
| 10 | 392 | 0.86 | 77 | 1.32 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 347 | 0.76 | 61 | 1.05 | +http://www.semrush.com/bot.html |
| 12 | 236 | 0.52 | 60 | 1.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 51 | 0.11 | 48 | 0.82 | +http://www.xovibot.net/ |
| 14 | 58 | 0.13 | 21 | 0.36 | +http://www.linkdex.com/bots/ |
| 15 | 32 | 0.07 | 20 | 0.34 | Windows 95 |
| 16 | 38 | 0.08 | 18 | 0.31 | Windows 98 |
| 17 | 5007 | 10.95 | 10 | 0.17 | Windows XP |
| 18 | 22 | 0.05 | 10 | 0.17 | +http://www.exabot.com/go/robot |
| 19 | 11 | 0.02 | 8 | 0.14 | MSIE 5.5; Windows NT 4.0 |
| 20 | 5126 | 11.21 | 6 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 21 | 6 | 0.01 | 6 | 0.10 | Windows 3.1 |
| 22 | 1129 | 2.47 | 6 | 0.10 | +http://webmeup-crawler.com/ |
| 23 | 25 | 0.05 | 5 | 0.09 | http://www.botje.com/plukkie.htm |
| 24 | 10 | 0.02 | 5 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 4 | 0.01 | 4 | 0.07 | Auto; Windows |
| 26 | 4 | 0.01 | 4 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 27 | 6 | 0.01 | 3 | 0.05 | Windows ME |
| 28 | 3 | 0.01 | 3 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 29 | 2 | 0.00 | 2 | 0.03 | Windows 2000 |
| 30 | 2 | 0.00 | 2 | 0.03 | Linux i686 [unknown version] |
| 31 | 2 | 0.00 | 2 | 0.03 | +info@netcraft.com |
| 32 | 2 | 0.00 | 2 | 0.03 | +http://www.uptime.com/uptimebot |
| 33 | 4 | 0.01 | 2 | 0.03 | +http://duckduckgo.com |
| 34 | 1 | 0.00 | 1 | 0.02 | Windows CE |
| 35 | 1 | 0.00 | 1 | 0.02 | Android 2.3.5 |
| 36 | 13 | 0.03 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 37 | 6395 | 13.99 | 1 | 0.02 | +http://megaindex.com/crawler |
| 38 | 2 | 0.00 | 1 | 0.02 | +http://www.findxbot.com |
| 39 | 2 | 0.00 | 1 | 0.02 | X11 |
| 40 | 2 | 0.00 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 41 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
