| Used Operating Systems |
| 1 | 28839 | 48.55 | 273 | 4.63 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 19135 | 32.21 | 506 | 8.57 | +http://www.semrush.com/bot.html |
| 3 | 4298 | 7.24 | 3186 | 53.99 | +http://www.baidu.com/search/spider.html |
| 4 | 2681 | 4.51 | 263 | 4.46 | +http://yandex.com/bots |
| 5 | 1372 | 2.31 | 613 | 10.39 | +http://www.google.com/bot.html |
| 6 | 1319 | 2.22 | 392 | 6.64 | +http://www.bing.com/bingbot.htm |
| 7 | 595 | 1.00 | 262 | 4.44 | Windows NT |
| 8 | 499 | 0.84 | 100 | 1.69 | +http://www.linkdex.com/bots/ |
| 9 | 294 | 0.49 | 119 | 2.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 162 | 0.27 | 56 | 0.95 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 69 | 0.12 | 32 | 0.54 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 41 | 0.07 | 21 | 0.36 | +http://www.exabot.com/go/robot |
| 13 | 29 | 0.05 | 28 | 0.47 | +http://www.xovibot.net/ |
| 14 | 11 | 0.02 | 11 | 0.19 | Windows 95 |
| 15 | 9 | 0.02 | 1 | 0.02 | +spider@seoscanners.net |
| 16 | 8 | 0.01 | 8 | 0.14 | Windows 98 |
| 17 | 8 | 0.01 | 4 | 0.07 | +http://duckduckgo.com |
| 18 | 7 | 0.01 | 7 | 0.12 | Windows XP |
| 19 | 4 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 20 | 4 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 21 | 3 | 0.01 | 3 | 0.05 | Windows 2000 |
| 22 | 2 | 0.00 | 2 | 0.03 | Linux [unknown version] |
| 23 | 2 | 0.00 | 2 | 0.03 | Windows 3.1 |
| 24 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 25 | 1 | 0.00 | 1 | 0.02 | Windows CE |
| 26 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 27 | 1 | 0.00 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 28 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 29 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 30 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 31 | 1 | 0.00 | 1 | 0.02 | S60 |
