| Used Operating Systems |
| 1 | 4745 | 58.02 | 110 | 10.70 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1090 | 13.33 | 370 | 35.99 | Windows NT |
| 3 | 672 | 8.22 | 226 | 21.98 | +http://www.google.com/bot.html |
| 4 | 654 | 8.00 | 175 | 17.02 | +http://www.bing.com/bingbot.htm |
| 5 | 548 | 6.70 | 21 | 2.04 | +http://yandex.com/bots |
| 6 | 82 | 1.00 | 15 | 1.46 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 71 | 0.87 | 19 | 1.85 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 64 | 0.78 | 20 | 1.95 | +http://www.linkdex.com/bots/ |
| 9 | 48 | 0.59 | 2 | 0.19 | http://crawler.sistrix.net/ |
| 10 | 41 | 0.50 | 9 | 0.88 | +http://www.exabot.com/go/robot |
| 11 | 36 | 0.44 | 25 | 2.43 | +http://ahrefs.com/robot/ |
| 12 | 36 | 0.44 | 17 | 1.65 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 29 | 0.35 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 16 | 0.20 | 7 | 0.68 | Linux i686 [unknown version] |
| 15 | 8 | 0.10 | 2 | 0.19 | +http://getdownload.ws |
| 16 | 8 | 0.10 | 2 | 0.19 | PPC Mac OS X Mach-O |
| 17 | 8 | 0.10 | 2 | 0.19 | +http://dl2engine.net |
| 18 | 6 | 0.07 | 2 | 0.19 | +http://mydownloadengine.com |
| 19 | 6 | 0.07 | 2 | 0.19 | +http://a14download.com |
| 20 | 3 | 0.04 | 1 | 0.10 | +http://onlythegames.com |
| 21 | 3 | 0.04 | 1 | 0.10 | +http://inload.me |
| 22 | 2 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 2 | 0.02 | 0 | 0.00 | Android 2.3.5 |
