| Used Operating Systems |
| 1 | 12543 | 51.39 | 140 | 3.03 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4190 | 17.17 | 775 | 16.79 | +http://www.xovibot.net/ |
| 3 | 3294 | 13.50 | 2516 | 54.52 | +http://www.baidu.com/search/spider.html |
| 4 | 1091 | 4.47 | 259 | 5.61 | +http://ahrefs.com/robot/ |
| 5 | 1008 | 4.13 | 208 | 4.51 | +http://www.semrush.com/bot.html |
| 6 | 747 | 3.06 | 88 | 1.91 | Windows NT |
| 7 | 427 | 1.75 | 256 | 5.55 | +http://www.bing.com/bingbot.htm |
| 8 | 339 | 1.39 | 107 | 2.32 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 251 | 1.03 | 56 | 1.21 | +http://yandex.com/bots |
| 10 | 238 | 0.98 | 55 | 1.19 | +http://www.google.com/bot.html |
| 11 | 84 | 0.34 | 25 | 0.54 | +http://www.linkdex.com/bots/ |
| 12 | 68 | 0.28 | 68 | 1.47 | +http://warifort.moykrest.ru/ |
| 13 | 27 | 0.11 | 9 | 0.20 | +http://OpenLinkProfiler.org/bot |
| 14 | 17 | 0.07 | 8 | 0.17 | +http://www.exabot.com/go/robot |
| 15 | 16 | 0.07 | 16 | 0.35 | +http://monasterytea.spbdyet.ru |
| 16 | 13 | 0.05 | 7 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 12 | 0.05 | 6 | 0.13 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 9 | 0.04 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 19 | 8 | 0.03 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 20 | 6 | 0.02 | 6 | 0.13 | +http://domainsigma.com/robot |
| 21 | 4 | 0.02 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 22 | 4 | 0.02 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 4 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 24 | 3 | 0.01 | 3 | 0.07 | Linux i686 [unknown version] |
| 25 | 2 | 0.01 | 2 | 0.04 | Linux [unknown version] |
| 26 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
