| Used Operating Systems |
| 1 | 22543 | 52.96 | 352 | 4.21 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 10131 | 23.80 | 6446 | 77.17 | +http://ahrefs.com/robot/ |
| 3 | 3387 | 7.96 | 545 | 6.52 | Windows NT |
| 4 | 3175 | 7.46 | 149 | 1.78 | +http://yandex.com/bots |
| 5 | 1291 | 3.03 | 125 | 1.50 | +http://www.bing.com/bingbot.htm |
| 6 | 904 | 2.12 | 398 | 4.76 | +http://www.google.com/bot.html |
| 7 | 312 | 0.73 | 73 | 0.87 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 178 | 0.42 | 42 | 0.50 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 106 | 0.25 | 47 | 0.56 | +http://www.baidu.com/search/spider.html |
| 10 | 96 | 0.23 | 4 | 0.05 | +https://www.dataprovider.com/ |
| 11 | 92 | 0.22 | 21 | 0.25 | +http://www.semrush.com/bot.html |
| 12 | 63 | 0.15 | 34 | 0.41 | Windows 95 |
| 13 | 56 | 0.13 | 23 | 0.28 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 48 | 0.11 | 2 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 15 | 33 | 0.08 | 3 | 0.04 | J2ME/MIDP |
| 16 | 30 | 0.07 | 9 | 0.11 | +spider@seoscanners.net |
| 17 | 28 | 0.07 | 14 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 18 | 22 | 0.05 | 9 | 0.11 | +http://www.linkdex.com/bots/ |
| 19 | 22 | 0.05 | 17 | 0.20 | Windows 98 |
| 20 | 12 | 0.03 | 11 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 21 | 8 | 0.02 | 2 | 0.02 | +http://www.exabot.com/go/robot |
| 22 | 5 | 0.01 | 5 | 0.06 | Windows CE |
| 23 | 5 | 0.01 | 5 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 24 | 4 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 25 | 3 | 0.01 | 3 | 0.04 | Windows 2000 |
| 26 | 3 | 0.01 | 3 | 0.04 | Auto; Windows |
| 27 | 3 | 0.01 | 3 | 0.04 | Linux [unknown version] |
| 28 | 2 | 0.00 | 1 | 0.01 | Windows XP |
| 29 | 2 | 0.00 | 2 | 0.02 | Windows ME |
| 30 | 2 | 0.00 | 0 | 0.00 | Windows 92 |
| 31 | 2 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 32 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
