| Used Operating Systems |
| 1 | 4923 | 36.28 | 3805 | 81.81 | +http://www.baidu.com/search/spider.html |
| 2 | 4233 | 31.20 | 404 | 8.69 | Windows NT |
| 3 | 1814 | 13.37 | 185 | 3.98 | +http://www.google.com/bot.html |
| 4 | 1141 | 8.41 | 159 | 3.42 | +http://yandex.com/bots |
| 5 | 498 | 3.67 | 2 | 0.04 | +http://www.warebay.com/bot.html |
| 6 | 279 | 2.06 | 8 | 0.17 | http://crawler.sistrix.net/ |
| 7 | 90 | 0.66 | 2 | 0.04 | Linux i686 [unknown version] |
| 8 | 90 | 0.66 | 25 | 0.54 | +http://www.bing.com/bingbot.htm |
| 9 | 72 | 0.53 | 0 | 0.00 | i686 Linux; 20020515 |
| 10 | 72 | 0.53 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 11 | 48 | 0.35 | 0 | 0.00 | Solaris 9.x |
| 12 | 44 | 0.32 | 10 | 0.22 | ezooms.bot@gmail.com |
| 13 | 33 | 0.24 | 0 | 0.00 | BeOS BePC |
| 14 | 30 | 0.22 | 4 | 0.09 | Windows 95 |
| 15 | 30 | 0.22 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 16 | 27 | 0.20 | 4 | 0.09 | Windows 98 |
| 17 | 26 | 0.19 | 6 | 0.13 | +http://ahrefs.com/robot/ |
| 18 | 25 | 0.18 | 25 | 0.54 | http://www.yodao.com/help/webmaster/spid... |
| 19 | 24 | 0.18 | 0 | 0.00 | OS/2 |
| 20 | 24 | 0.18 | 0 | 0.00 | Windows CE |
| 21 | 14 | 0.10 | 0 | 0.00 | FreeBSD [unknown version] |
| 22 | 12 | 0.09 | 0 | 0.00 | Macintosh PPC |
| 23 | 4 | 0.03 | 2 | 0.04 | +http://discoveryengine.com/discoverybot... |
| 24 | 2 | 0.01 | 2 | 0.04 | Auto; Windows |
| 25 | 2 | 0.01 | 2 | 0.04 | Windows XP |
| 26 | 2 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 27 | 2 | 0.01 | 0 | 0.00 | Macintosh |
| 28 | 2 | 0.01 | 2 | 0.04 | Linux i586 [unknown version] |
| 29 | 2 | 0.01 | 2 | 0.04 | +http://domains.checkparams.com/ |
| 30 | 2 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 31 | 2 | 0.01 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
