| Used Operating Systems |
| 1 | 20705 | 53.77 | 1414 | 30.78 | Windows NT |
| 2 | 6463 | 16.79 | 161 | 3.50 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4597 | 11.94 | 1103 | 24.01 | +http://ahrefs.com/robot/ |
| 4 | 3266 | 8.48 | 221 | 4.81 | +http://yandex.com/bots |
| 5 | 1612 | 4.19 | 1031 | 22.44 | +http://www.baidu.com/search/spider.html |
| 6 | 683 | 1.77 | 224 | 4.88 | +http://www.google.com/bot.html |
| 7 | 362 | 0.94 | 141 | 3.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 168 | 0.44 | 89 | 1.94 | +http://www.bing.com/bingbot.htm |
| 9 | 132 | 0.34 | 27 | 0.59 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 112 | 0.29 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 109 | 0.28 | 34 | 0.74 | +http://www.semrush.com/bot.html |
| 12 | 94 | 0.24 | 38 | 0.83 | +http://www.exabot.com/go/robot |
| 13 | 42 | 0.11 | 15 | 0.33 | +http://www.linkdex.com/bots/ |
| 14 | 33 | 0.09 | 6 | 0.13 | X11 |
| 15 | 30 | 0.08 | 30 | 0.65 | Windows 95 |
| 16 | 16 | 0.04 | 9 | 0.20 | Windows 98 |
| 17 | 15 | 0.04 | 8 | 0.17 | Windows XP |
| 18 | 12 | 0.03 | 2 | 0.04 | Android 2.3.5 |
| 19 | 12 | 0.03 | 3 | 0.07 | http://filterdb.iss.net/crawler/ |
| 20 | 9 | 0.02 | 9 | 0.20 | Windows CE |
| 21 | 6 | 0.02 | 5 | 0.11 | Windows ME |
| 22 | 6 | 0.02 | 6 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 23 | 5 | 0.01 | 5 | 0.11 | Auto; Windows |
| 24 | 4 | 0.01 | 4 | 0.09 | Windows 2000 |
| 25 | 3 | 0.01 | 3 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 26 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 27 | 2 | 0.01 | 2 | 0.04 | Windows 3.1 |
| 28 | 2 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 29 | 2 | 0.01 | 2 | 0.04 | +info@netcraft.com |
