| Used Operating Systems |
| 1 | 5747 | 35.23 | 110 | 5.32 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3173 | 19.45 | 815 | 39.41 | Windows NT |
| 3 | 2995 | 18.36 | 254 | 12.28 | +http://www.bing.com/bingbot.htm |
| 4 | 2226 | 13.65 | 170 | 8.22 | +http://yandex.com/bots |
| 5 | 549 | 3.37 | 328 | 15.86 | +http://www.google.com/bot.html |
| 6 | 382 | 2.34 | 25 | 1.21 | +http://ahrefs.com/robot/ |
| 7 | 253 | 1.55 | 144 | 6.96 | +http://www.baidu.com/search/spider.html |
| 8 | 213 | 1.31 | 62 | 3.00 | +http://www.linkdex.com/bots/ |
| 9 | 151 | 0.93 | 2 | 0.10 | Android |
| 10 | 145 | 0.89 | 69 | 3.34 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 144 | 0.88 | 2 | 0.10 | +http://fulltext.sblog.cz/ |
| 12 | 68 | 0.42 | 5 | 0.24 | http://crawler.sistrix.net/ |
| 13 | 66 | 0.40 | 3 | 0.15 | +http://OpenLinkProfiler.org/bot |
| 14 | 37 | 0.23 | 11 | 0.53 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 31 | 0.19 | 18 | 0.87 | +http://www.semrush.com/bot.html |
| 16 | 30 | 0.18 | 8 | 0.39 | +http://www.easou.com/search/spider.html |
| 17 | 26 | 0.16 | 13 | 0.63 | +http://duckduckgo.com |
| 18 | 23 | 0.14 | 1 | 0.05 | +http://www.seokicks.de/robot.html |
| 19 | 18 | 0.11 | 9 | 0.44 | http://www.opensiteexplorer.org/dotbot, ... |
| 20 | 16 | 0.10 | 8 | 0.39 | +http://www.exabot.com/go/robot |
| 21 | 5 | 0.03 | 2 | 0.10 | X11 |
| 22 | 3 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 2 | 0.01 | 2 | 0.10 | http://nmap.org/book/nse.html |
| 24 | 2 | 0.01 | 2 | 0.10 | Linux i686 [unknown version] |
| 25 | 2 | 0.01 | 1 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 26 | 2 | 0.01 | 2 | 0.10 | +info@netcraft.com |
| 27 | 1 | 0.01 | 1 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 28 | 1 | 0.01 | 1 | 0.05 | Android 2.3.5 |
