| Used Operating Systems |
| 1 | 21760 | 80.48 | 176 | 5.83 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2593 | 9.59 | 1834 | 60.79 | +http://www.baidu.com/search/spider.html |
| 3 | 1275 | 4.72 | 607 | 20.12 | Windows NT |
| 4 | 460 | 1.70 | 122 | 4.04 | +http://www.bing.com/bingbot.htm |
| 5 | 283 | 1.05 | 18 | 0.60 | +http://OpenLinkProfiler.org/bot |
| 6 | 241 | 0.89 | 98 | 3.25 | +http://www.google.com/bot.html |
| 7 | 85 | 0.31 | 47 | 1.56 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 78 | 0.29 | 39 | 1.29 | +http://ahrefs.com/robot/ |
| 9 | 70 | 0.26 | 32 | 1.06 | +http://yandex.com/bots |
| 10 | 46 | 0.17 | 1 | 0.03 | Linux i586 [unknown version] |
| 11 | 45 | 0.17 | 1 | 0.03 | Linux i686 [unknown version] |
| 12 | 44 | 0.16 | 21 | 0.70 | +http://www.exabot.com/go/robot |
| 13 | 20 | 0.07 | 4 | 0.13 | +http://www.linkdex.com/bots/ |
| 14 | 13 | 0.05 | 6 | 0.20 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 10 | 0.04 | 5 | 0.17 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 9 | 0.03 | 2 | 0.07 | X11 |
| 17 | 2 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 18 | 1 | 0.00 | 1 | 0.03 | Auto; Windows |
| 19 | 1 | 0.00 | 1 | 0.03 | Windows ME |
| 20 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 21 | 1 | 0.00 | 0 | 0.00 | Windows 98 |
| 22 | 1 | 0.00 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
