| Used Operating Systems |
| 1 | 5934 | 58.97 | 4729 | 91.93 | +http://www.baidu.com/search/spider.html |
| 2 | 1330 | 13.22 | 85 | 1.65 | Windows NT |
| 3 | 892 | 8.87 | 16 | 0.31 | http://crawler.sistrix.net/ |
| 4 | 651 | 6.47 | 98 | 1.91 | +http://yandex.com/bots |
| 5 | 350 | 3.48 | 94 | 1.83 | +http://www.google.com/bot.html |
| 6 | 268 | 2.66 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 7 | 120 | 1.19 | 22 | 0.43 | +http://www.bing.com/bingbot.htm |
| 8 | 108 | 1.07 | 5 | 0.10 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 98 | 0.97 | 27 | 0.52 | +http://ahrefs.com/robot/ |
| 10 | 96 | 0.95 | 0 | 0.00 | i686 Linux; 20020515 |
| 11 | 64 | 0.64 | 20 | 0.39 | ezooms.bot@gmail.com |
| 12 | 40 | 0.40 | 2 | 0.04 | Linux i686 [unknown version] |
| 13 | 36 | 0.36 | 36 | 0.70 | http://www.yodao.com/help/webmaster/spid... |
| 14 | 18 | 0.18 | 0 | 0.00 | Solaris 9.x |
| 15 | 16 | 0.16 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 16 | 9 | 0.09 | 0 | 0.00 | BeOS BePC |
| 17 | 6 | 0.06 | 0 | 0.00 | Macintosh |
| 18 | 4 | 0.04 | 2 | 0.04 | Windows XP |
| 19 | 4 | 0.04 | 0 | 0.00 | +http://discoveryengine.com/discoverybot... |
| 20 | 3 | 0.03 | 0 | 0.00 | Windows 98 |
| 21 | 2 | 0.02 | 0 | 0.00 | OS/2 |
| 22 | 2 | 0.02 | 2 | 0.04 | Linux [unknown version] |
| 23 | 2 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 24 | 2 | 0.02 | 2 | 0.04 | Windows 3.1 |
| 25 | 2 | 0.02 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 26 | 2 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 27 | 2 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 28 | 1 | 0.01 | 0 | 0.00 | Windows 95 |
