| Used Operating Systems |
| 1 | 57289 | 61.85 | 305 | 7.42 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 16134 | 17.42 | 2117 | 51.47 | Windows NT |
| 3 | 8742 | 9.44 | 88 | 2.14 | +http://yandex.com/bots |
| 4 | 3781 | 4.08 | 413 | 10.04 | +http://ahrefs.com/robot/ |
| 5 | 1056 | 1.14 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 6 | 1040 | 1.12 | 5 | 0.12 | +http://www.warebay.com/bot.html |
| 7 | 934 | 1.01 | 311 | 7.56 | +http://www.google.com/bot.html |
| 8 | 743 | 0.80 | 215 | 5.23 | +http://www.bing.com/bingbot.htm |
| 9 | 514 | 0.55 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 10 | 395 | 0.43 | 63 | 1.53 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 392 | 0.42 | 60 | 1.46 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 373 | 0.40 | 110 | 2.67 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 346 | 0.37 | 70 | 1.70 | +http://www.linkdex.com/bots/ |
| 14 | 226 | 0.24 | 206 | 5.01 | +http://www.baidu.com/search/spider.html |
| 15 | 151 | 0.16 | 17 | 0.41 | +http://www.xovibot.net/ |
| 16 | 108 | 0.12 | 53 | 1.29 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 86 | 0.09 | 10 | 0.24 | +http://www.exabot.com/go/robot |
| 18 | 64 | 0.07 | 2 | 0.05 | Windows 98 |
| 19 | 61 | 0.07 | 1 | 0.02 | +http://www.linkpad.ru |
| 20 | 50 | 0.05 | 20 | 0.49 | MSIE 5.5; Windows NT 5.0 |
| 21 | 40 | 0.04 | 4 | 0.10 | +http://siteexplorer.info/ |
| 22 | 23 | 0.02 | 6 | 0.15 | X11 |
| 23 | 12 | 0.01 | 6 | 0.15 | +http://fulltext.sblog.cz/ |
| 24 | 10 | 0.01 | 10 | 0.24 | Windows 95 |
| 25 | 8 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 26 | 8 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 27 | 7 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 28 | 6 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 29 | 6 | 0.01 | 4 | 0.10 | +http://wmaid.com/explore/ |
| 30 | 4 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 31 | 4 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 32 | 2 | 0.00 | 2 | 0.05 | Auto; Windows |
| 33 | 2 | 0.00 | 2 | 0.05 | Windows 3.1 |
| 34 | 2 | 0.00 | 2 | 0.05 | Windows ME |
| 35 | 2 | 0.00 | 2 | 0.05 | +info@netcraft.com |
| 36 | 2 | 0.00 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 37 | 2 | 0.00 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 38 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
