| Used Operating Systems |
| 1 | 15194 | 84.25 | 153 | 10.87 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1455 | 8.07 | 767 | 54.47 | +http://www.baidu.com/search/spider.html |
| 3 | 485 | 2.69 | 135 | 9.59 | +http://www.bing.com/bingbot.htm |
| 4 | 213 | 1.18 | 101 | 7.17 | +http://www.google.com/bot.html |
| 5 | 205 | 1.14 | 49 | 3.48 | +http://www.semrush.com/bot.html |
| 6 | 126 | 0.70 | 53 | 3.76 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 85 | 0.47 | 36 | 2.56 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 74 | 0.41 | 44 | 3.12 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 54 | 0.30 | 2 | 0.14 | +http://webmeup-crawler.com/ |
| 10 | 37 | 0.21 | 14 | 0.99 | Windows NT |
| 11 | 27 | 0.15 | 14 | 0.99 | +http://ahrefs.com/robot/ |
| 12 | 18 | 0.10 | 9 | 0.64 | http://yooz.ir; info@yooz.ir |
| 13 | 14 | 0.08 | 7 | 0.50 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 12 | 0.07 | 4 | 0.28 | +http://fulltext.sblog.cz/ |
| 15 | 9 | 0.05 | 2 | 0.14 | +http://yandex.com/bots |
| 16 | 6 | 0.03 | 6 | 0.43 | +http://megaindex.com/crawler |
| 17 | 4 | 0.02 | 2 | 0.14 | support.orangebot@orange.com |
| 18 | 4 | 0.02 | 2 | 0.14 | Windows 95 |
| 19 | 4 | 0.02 | 2 | 0.14 | +http://www.seokicks.de/robot.html |
| 20 | 3 | 0.02 | 1 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 21 | 2 | 0.01 | 1 | 0.07 | Win32 |
| 22 | 2 | 0.01 | 2 | 0.14 | +info@netcraft.com |
| 23 | 2 | 0.01 | 2 | 0.14 | Linux i686 [unknown version] |
