| Used Operating Systems |
| 1 | 2550 | 55.90 | 383 | 36.62 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 610 | 13.37 | 24 | 2.29 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 437 | 9.58 | 402 | 38.43 | +http://www.baidu.com/search/spider.html |
| 4 | 364 | 7.98 | 4 | 0.38 | +http://OpenLinkProfiler.org/bot |
| 5 | 158 | 3.46 | 57 | 5.45 | Windows NT |
| 6 | 152 | 3.33 | 71 | 6.79 | +http://www.google.com/bot.html |
| 7 | 119 | 2.61 | 68 | 6.50 | +http://ahrefs.com/robot/ |
| 8 | 48 | 1.05 | 10 | 0.96 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 36 | 0.79 | 4 | 0.38 | +http://www.bing.com/bingbot.htm |
| 10 | 33 | 0.72 | 3 | 0.29 | +http://yandex.com/bots |
| 11 | 25 | 0.55 | 13 | 1.24 | +http://www.exabot.com/go/robot |
| 12 | 18 | 0.39 | 3 | 0.29 | +http://www.findxbot.com |
| 13 | 6 | 0.13 | 2 | 0.19 | +http://www.seograph.net/bot.html |
| 14 | 4 | 0.09 | 0 | 0.00 | Linux i686 [unknown version] |
| 15 | 2 | 0.04 | 2 | 0.19 | +info@netcraft.com |
