| Used Operating Systems |
| 1 | 2980 | 30.00 | 2397 | 58.75 | +http://www.baidu.com/search/spider.html |
| 2 | 1526 | 15.36 | 355 | 8.70 | +http://www.bing.com/bingbot.htm |
| 3 | 1210 | 12.18 | 112 | 2.75 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 865 | 8.71 | 227 | 5.56 | +http://www.google.com/bot.html |
| 5 | 749 | 7.54 | 248 | 6.08 | Windows NT |
| 6 | 417 | 4.20 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 7 | 414 | 4.17 | 154 | 3.77 | +http://ahrefs.com/robot/ |
| 8 | 392 | 3.95 | 121 | 2.97 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 327 | 3.29 | 147 | 3.60 | +http://yandex.com/bots |
| 10 | 222 | 2.24 | 19 | 0.47 | +http://fulltext.sblog.cz/ |
| 11 | 156 | 1.57 | 55 | 1.35 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 101 | 1.02 | 1 | 0.02 | Linux i586 [unknown version] |
| 13 | 66 | 0.66 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 14 | 66 | 0.66 | 58 | 1.42 | http://www.mfgpages.com |
| 15 | 65 | 0.65 | 57 | 1.40 | http://www.topicway.com |
| 16 | 52 | 0.52 | 14 | 0.34 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 52 | 0.52 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 18 | 28 | 0.28 | 7 | 0.17 | Windows 98 |
| 19 | 25 | 0.25 | 9 | 0.22 | Windows XP |
| 20 | 24 | 0.24 | 9 | 0.22 | Windows 95 |
| 21 | 24 | 0.24 | 12 | 0.29 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 23 | 0.23 | 10 | 0.25 | +http://www.exabot.com/go/robot |
| 23 | 18 | 0.18 | 8 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 24 | 14 | 0.14 | 5 | 0.12 | +http://www.scoutjet.com/ |
| 25 | 12 | 0.12 | 6 | 0.15 | Windows 3.1 |
| 26 | 10 | 0.10 | 0 | 0.00 | Linux [unknown version] |
| 27 | 8 | 0.08 | 2 | 0.05 | Windows Phone OS 7.5 |
| 28 | 8 | 0.08 | 6 | 0.15 | +info@netcraft.com |
| 29 | 8 | 0.08 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 30 | 8 | 0.08 | 8 | 0.20 | +http://domainsigma.com/robot |
| 31 | 6 | 0.06 | 3 | 0.07 | support.orangebot@orange.com |
| 32 | 6 | 0.06 | 3 | 0.07 | Windows CE |
| 33 | 6 | 0.06 | 3 | 0.07 | Auto; Windows |
| 34 | 6 | 0.06 | 2 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 35 | 6 | 0.06 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 36 | 6 | 0.06 | 3 | 0.07 | +http://duckduckgo.com |
| 37 | 4 | 0.04 | 2 | 0.05 | +https://gimmeusa.com/pages/crawler |
| 38 | 4 | 0.04 | 0 | 0.00 | +http://www.xovibot.net/ |
| 39 | 3 | 0.03 | 1 | 0.02 | Windows 2000 |
| 40 | 3 | 0.03 | 1 | 0.02 | +http://www.profound.net/domainappender |
| 41 | 2 | 0.02 | 2 | 0.05 | +http://glutenfreepleasure.com/ |
| 42 | 2 | 0.02 | 0 | 0.00 | +http://www.seograph.net/bot.html |
| 43 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 44 | 2 | 0.02 | 2 | 0.05 | X11 |
| 45 | 2 | 0.02 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
| 46 | 2 | 0.02 | 2 | 0.05 | FreeBSD [unknown version] |
