| Used Operating Systems |
| 1 | 12217 | 55.78 | 2926 | 53.98 | Windows NT |
| 2 | 2283 | 10.42 | 1074 | 19.81 | +http://www.baidu.com/search/spider.html |
| 3 | 1862 | 8.50 | 167 | 3.08 | +http://www.google.com/bot.html |
| 4 | 898 | 4.10 | 94 | 1.73 | +http://yandex.com/bots |
| 5 | 704 | 3.21 | 329 | 6.07 | Windows 95 |
| 6 | 621 | 2.84 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 7 | 579 | 2.64 | 149 | 2.75 | +http://www.bing.com/bingbot.htm |
| 8 | 476 | 2.17 | 26 | 0.48 | Windows 98 |
| 9 | 408 | 1.86 | 4 | 0.07 | +http://webmeup-crawler.com/ |
| 10 | 348 | 1.59 | 4 | 0.07 | http://crawler.sistrix.net/ |
| 11 | 150 | 0.68 | 86 | 1.59 | Windows CE |
| 12 | 145 | 0.66 | 89 | 1.64 | MSIE 5.5; Windows NT 5.0 |
| 13 | 141 | 0.64 | 22 | 0.41 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 137 | 0.63 | 78 | 1.44 | ) - BrowseX (2.0.0 Windows |
| 15 | 127 | 0.58 | 78 | 1.44 | Windows 2000 |
| 16 | 126 | 0.58 | 69 | 1.27 | MSIE 5.5; Windows NT 4.0 |
| 17 | 118 | 0.54 | 73 | 1.35 | Auto; Windows |
| 18 | 118 | 0.54 | 1 | 0.02 | Windows XP |
| 19 | 110 | 0.50 | 59 | 1.09 | Windows ME |
| 20 | 107 | 0.49 | 12 | 0.22 | http://www.majestic12.co.uk/bot.php?+ |
| 21 | 103 | 0.47 | 57 | 1.05 | Windows 3.1 |
| 22 | 57 | 0.26 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 20 | 0.09 | 8 | 0.15 | X11 |
| 24 | 16 | 0.07 | 8 | 0.15 | +http://duckduckgo.com |
| 25 | 9 | 0.04 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 26 | 8 | 0.04 | 0 | 0.00 | Android |
| 27 | 6 | 0.03 | 3 | 0.06 | +http://www.easou.com/search/spider.html |
| 28 | 4 | 0.02 | 1 | 0.02 | Android 2.3.5 |
| 29 | 2 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 30 | 2 | 0.01 | 0 | 0.00 | Windows 92 |
| 31 | 1 | 0.00 | 1 | 0.02 | +info@netcraft.com |
