| Used Operating Systems |
| 1 | 33045 | 59.50 | 246 | 13.05 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 15233 | 27.43 | 51 | 2.71 | +http://ahrefs.com/robot/ |
| 3 | 5255 | 9.46 | 1126 | 59.73 | Windows NT |
| 4 | 709 | 1.28 | 108 | 5.73 | +http://www.bing.com/bingbot.htm |
| 5 | 587 | 1.06 | 201 | 10.66 | +http://www.google.com/bot.html |
| 6 | 270 | 0.49 | 15 | 0.80 | Linux i686 [unknown version] |
| 7 | 180 | 0.32 | 64 | 3.40 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 48 | 0.09 | 2 | 0.11 | +https://www.lipperhey.com/en/about/ |
| 9 | 47 | 0.08 | 18 | 0.95 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 43 | 0.08 | 18 | 0.95 | +http://www.linkdex.com/bots/ |
| 11 | 39 | 0.07 | 2 | 0.11 | +http://yandex.com/bots |
| 12 | 29 | 0.05 | 12 | 0.64 | +http://www.exabot.com/go/robot |
| 13 | 10 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 14 | 10 | 0.02 | 5 | 0.27 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 8 | 0.01 | 2 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 6 | 0.01 | 6 | 0.32 | Linux [unknown version] |
| 17 | 5 | 0.01 | 4 | 0.21 | Linux i586 [unknown version] |
| 18 | 4 | 0.01 | 2 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 19 | 2 | 0.00 | 0 | 0.00 | i686 Linux; 20020708 |
| 20 | 2 | 0.00 | 2 | 0.11 | Windows 95 |
| 21 | 1 | 0.00 | 0 | 0.00 | Windows ME |
| 22 | 1 | 0.00 | 1 | 0.05 | +info@netcraft.com |
