| Used Operating Systems |
| 1 | 18767 | 46.92 | 190 | 2.54 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4704 | 11.76 | 3443 | 46.08 | +http://www.baidu.com/search/spider.html |
| 3 | 4390 | 10.97 | 450 | 6.02 | +http://www.bing.com/bingbot.htm |
| 4 | 4271 | 10.68 | 2321 | 31.06 | Windows NT |
| 5 | 3685 | 9.21 | 175 | 2.34 | +http://ahrefs.com/robot/ |
| 6 | 1473 | 3.68 | 371 | 4.97 | +http://www.linkdex.com/bots/ |
| 7 | 1168 | 2.92 | 56 | 0.75 | +http://OpenLinkProfiler.org/bot |
| 8 | 497 | 1.24 | 122 | 1.63 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 484 | 1.21 | 221 | 2.96 | +http://www.google.com/bot.html |
| 10 | 201 | 0.50 | 1 | 0.01 | +http://megaindex.com/crawler |
| 11 | 58 | 0.14 | 18 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 48 | 0.12 | 13 | 0.17 | +http://www.exabot.com/go/robot |
| 13 | 45 | 0.11 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 14 | 30 | 0.07 | 7 | 0.09 | +http://yandex.com/bots |
| 15 | 24 | 0.06 | 3 | 0.04 | +http://www.xovibot.net/ |
| 16 | 24 | 0.06 | 24 | 0.32 | +http://monasterytea.spbdyet.ru |
| 17 | 20 | 0.05 | 1 | 0.01 | Linux i686 [unknown version] |
| 18 | 17 | 0.04 | 17 | 0.23 | +http://warifort.moykrest.ru/ |
| 19 | 15 | 0.04 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 20 | 13 | 0.03 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 21 | 8 | 0.02 | 1 | 0.01 | http://www.opensiteexplorer.org/dotbot, ... |
| 22 | 8 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 8 | 0.02 | 4 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 7 | 0.02 | 6 | 0.08 | +info@netcraft.com |
| 25 | 5 | 0.01 | 5 | 0.07 | actually this is http://ismyblogworking.... |
| 26 | 5 | 0.01 | 5 | 0.07 | +http://domainsigma.com/robot |
| 27 | 4 | 0.01 | 4 | 0.05 | Windows 95 |
| 28 | 3 | 0.01 | 3 | 0.04 | Linux [unknown version] |
| 29 | 3 | 0.01 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 30 | 2 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 31 | 2 | 0.00 | 0 | 0.00 | X11 |
| 32 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 33 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 34 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 35 | 1 | 0.00 | 0 | 0.00 | +http://www.seograph.net/bot.html |
| 36 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 37 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 38 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 39 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows 98 |
| 41 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
