| Used Operating Systems |
| 1 | 3502 | 34.99 | 2451 | 63.20 | +http://www.baidu.com/search/spider.html |
| 2 | 2759 | 27.56 | 883 | 22.77 | Windows NT |
| 3 | 1102 | 11.01 | 170 | 4.38 | +http://www.google.com/bot.html |
| 4 | 593 | 5.92 | 125 | 3.22 | +http://yandex.com/bots |
| 5 | 484 | 4.84 | 2 | 0.05 | +http://www.warebay.com/bot.html |
| 6 | 470 | 4.70 | 20 | 0.52 | http://crawler.sistrix.net/ |
| 7 | 306 | 3.06 | 10 | 0.26 | Windows 98 |
| 8 | 115 | 1.15 | 64 | 1.65 | Windows 95 |
| 9 | 78 | 0.78 | 2 | 0.05 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 72 | 0.72 | 18 | 0.46 | +http://ahrefs.com/robot/ |
| 11 | 65 | 0.65 | 15 | 0.39 | +http://www.bing.com/bingbot.htm |
| 12 | 48 | 0.48 | 0 | 0.00 | Linux 2.4.x |
| 13 | 45 | 0.45 | 18 | 0.46 | ezooms.bot@gmail.com |
| 14 | 44 | 0.44 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 15 | 36 | 0.36 | 0 | 0.00 | Macintosh PPC |
| 16 | 26 | 0.26 | 2 | 0.05 | +http://www.aihit.com/ |
| 17 | 24 | 0.24 | 12 | 0.31 | Windows CE |
| 18 | 24 | 0.24 | 4 | 0.10 | Linux i686 [unknown version] |
| 19 | 24 | 0.24 | 0 | 0.00 | Macintosh |
| 20 | 24 | 0.24 | 0 | 0.00 | America Online Browser 1.1; rev1.5; Wind... |
| 21 | 22 | 0.22 | 19 | 0.49 | Windows ME |
| 22 | 21 | 0.21 | 6 | 0.15 | Windows XP |
| 23 | 18 | 0.18 | 0 | 0.00 | BeOS BePC |
| 24 | 18 | 0.18 | 18 | 0.46 | http://www.yodao.com/help/webmaster/spid... |
| 25 | 12 | 0.12 | 10 | 0.26 | Windows 2000 |
| 26 | 12 | 0.12 | 12 | 0.31 | MSIE 5.5; Windows NT 5.0 |
| 27 | 12 | 0.12 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 28 | 8 | 0.08 | 0 | 0.00 | OS/2 |
| 29 | 8 | 0.08 | 0 | 0.00 | Solaris 2.4.x |
| 30 | 8 | 0.08 | 5 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 31 | 6 | 0.06 | 0 | 0.00 | Solaris 9.x |
| 32 | 6 | 0.06 | 6 | 0.15 | Windows 3.1 |
| 33 | 4 | 0.04 | 2 | 0.05 | +http://discoveryengine.com/discobot.htm... |
| 34 | 4 | 0.04 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 35 | 4 | 0.04 | 2 | 0.05 | +http://domains.checkparams.com/ |
| 36 | 2 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 37 | 2 | 0.02 | 0 | 0.00 | Windows 9x |
| 38 | 2 | 0.02 | 2 | 0.05 | +info@netcraft.com |
