| Used Operating Systems |
| 1 | 35934 | 44.12 | 595 | 4.59 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 21655 | 26.59 | 436 | 3.36 | +http://yandex.com/bots |
| 3 | 12685 | 15.57 | 10243 | 78.97 | +http://ahrefs.com/robot/ |
| 4 | 6993 | 8.59 | 671 | 5.17 | Windows NT |
| 5 | 2296 | 2.82 | 194 | 1.50 | +http://www.bing.com/bingbot.htm |
| 6 | 892 | 1.10 | 175 | 1.35 | +http://www.linkdex.com/bots/ |
| 7 | 471 | 0.58 | 444 | 3.42 | +http://www.baidu.com/search/spider.html |
| 8 | 275 | 0.34 | 91 | 0.70 | +http://www.google.com/bot.html |
| 9 | 56 | 0.07 | 14 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 49 | 0.06 | 3 | 0.02 | +https://www.dataprovider.com/ |
| 11 | 38 | 0.05 | 7 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 31 | 0.04 | 30 | 0.23 | Windows 95 |
| 13 | 23 | 0.03 | 15 | 0.12 | Windows 98 |
| 14 | 9 | 0.01 | 9 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 15 | 8 | 0.01 | 7 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 16 | 7 | 0.01 | 7 | 0.05 | Auto; Windows |
| 17 | 6 | 0.01 | 6 | 0.05 | Windows 2000 |
| 18 | 5 | 0.01 | 5 | 0.04 | Windows ME |
| 19 | 4 | 0.00 | 4 | 0.03 | Windows CE |
| 20 | 4 | 0.00 | 4 | 0.03 | Windows 3.1 |
| 21 | 4 | 0.00 | 2 | 0.02 | +http://duckduckgo.com |
| 22 | 3 | 0.00 | 2 | 0.02 | Windows XP |
| 23 | 2 | 0.00 | 2 | 0.02 | Android 2.3.5 |
| 24 | 2 | 0.00 | 2 | 0.02 | X11 |
| 25 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 26 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 27 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
