| Used Operating Systems |
| 1 | 30013 | 75.93 | 237 | 6.98 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4851 | 12.27 | 1714 | 50.49 | +http://www.baidu.com/search/spider.html |
| 3 | 1517 | 3.84 | 1007 | 29.66 | Windows NT |
| 4 | 1503 | 3.80 | 164 | 4.83 | +http://ahrefs.com/robot/ |
| 5 | 564 | 1.43 | 12 | 0.35 | +http://OpenLinkProfiler.org/bot |
| 6 | 396 | 1.00 | 43 | 1.27 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 210 | 0.53 | 39 | 1.15 | +http://www.google.com/bot.html |
| 8 | 90 | 0.23 | 33 | 0.97 | +http://yandex.com/bots |
| 9 | 79 | 0.20 | 21 | 0.62 | +http://www.bing.com/bingbot.htm |
| 10 | 76 | 0.19 | 3 | 0.09 | Linux [unknown version] |
| 11 | 46 | 0.12 | 17 | 0.50 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 43 | 0.11 | 43 | 1.27 | +http://monasterytea.spbdyet.ru |
| 13 | 39 | 0.10 | 10 | 0.29 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 32 | 0.08 | 32 | 0.94 | +http://warifort.moykrest.ru/ |
| 15 | 24 | 0.06 | 2 | 0.06 | +https://www.lipperhey.com/en/about/ |
| 16 | 17 | 0.04 | 6 | 0.18 | +http://www.exabot.com/go/robot |
| 17 | 14 | 0.04 | 7 | 0.21 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 19 | 2 | 0.01 | 1 | 0.03 | Android 2.3.5 |
| 20 | 2 | 0.01 | 2 | 0.06 | Linux i686 [unknown version] |
| 21 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 22 | 2 | 0.01 | 2 | 0.06 | Windows 98 |
| 23 | 2 | 0.01 | 0 | 0.00 | X11 |
