| Used Operating Systems |
| 1 | 6466 | 56.81 | 3206 | 78.27 | +http://www.baidu.com/search/spider.html |
| 2 | 2760 | 24.25 | 409 | 9.99 | Windows NT |
| 3 | 537 | 4.72 | 193 | 4.71 | +http://www.google.com/bot.html |
| 4 | 447 | 3.93 | 122 | 2.98 | +http://yandex.com/bots |
| 5 | 314 | 2.76 | 12 | 0.29 | http://crawler.sistrix.net/ |
| 6 | 120 | 1.05 | 0 | 0.00 | Windows 98 |
| 7 | 96 | 0.84 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 8 | 82 | 0.72 | 2 | 0.05 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 78 | 0.69 | 28 | 0.68 | Windows 95 |
| 10 | 71 | 0.62 | 26 | 0.63 | +http://ahrefs.com/robot/ |
| 11 | 50 | 0.44 | 0 | 0.00 | FreeBSD [unknown version] |
| 12 | 47 | 0.41 | 15 | 0.37 | +http://www.bing.com/bingbot.htm |
| 13 | 45 | 0.40 | 0 | 0.00 | OS/2 |
| 14 | 39 | 0.34 | 8 | 0.20 | ezooms.bot@gmail.com |
| 15 | 34 | 0.30 | 34 | 0.83 | http://www.yodao.com/help/webmaster/spid... |
| 16 | 26 | 0.23 | 4 | 0.10 | Linux i686 [unknown version] |
| 17 | 24 | 0.21 | 0 | 0.00 | Solaris 9.x |
| 18 | 22 | 0.19 | 8 | 0.20 | Windows CE |
| 19 | 22 | 0.19 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 20 | 20 | 0.18 | 6 | 0.15 | Windows ME |
| 21 | 16 | 0.14 | 7 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 22 | 13 | 0.11 | 4 | 0.10 | Windows 3.1 |
| 23 | 12 | 0.11 | 7 | 0.17 | Windows 2000 |
| 24 | 8 | 0.07 | 0 | 0.00 | Windows XP |
| 25 | 6 | 0.05 | 0 | 0.00 | Macintosh PPC |
| 26 | 6 | 0.05 | 0 | 0.00 | i686 Linux; 20020515 |
| 27 | 6 | 0.05 | 0 | 0.00 | Solaris 2.4.x |
| 28 | 6 | 0.05 | 3 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 29 | 4 | 0.04 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 30 | 2 | 0.02 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 31 | 2 | 0.02 | 2 | 0.05 | +info@netcraft.com |
