| Used Operating Systems |
| 1 | 5364 | 38.68 | 38 | 1.55 | +http://yandex.com/bots |
| 2 | 3795 | 27.36 | 333 | 13.57 | Windows NT |
| 3 | 1867 | 13.46 | 224 | 9.13 | +http://www.bing.com/bingbot.htm |
| 4 | 1791 | 12.91 | 1662 | 67.73 | +http://www.baidu.com/search/spider.html |
| 5 | 462 | 3.33 | 66 | 2.69 | +http://www.google.com/bot.html |
| 6 | 122 | 0.88 | 12 | 0.49 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 96 | 0.69 | 43 | 1.75 | ezooms.bot@gmail.com |
| 8 | 70 | 0.50 | 2 | 0.08 | http://crawler.sistrix.net/ |
| 9 | 64 | 0.46 | 2 | 0.08 | +http://www.aihit.com/ |
| 10 | 36 | 0.26 | 1 | 0.04 | +http://www.warebay.com/bot.html |
| 11 | 31 | 0.22 | 24 | 0.98 | +http://help.soso.com/webspider.htm |
| 12 | 25 | 0.18 | 10 | 0.41 | Windows 98 |
| 13 | 21 | 0.15 | 1 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 20 | 0.14 | 5 | 0.20 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 12 | 0.09 | 5 | 0.20 | Windows XP |
| 16 | 12 | 0.09 | 3 | 0.12 | Windows 95 |
| 17 | 10 | 0.07 | 5 | 0.20 | +http://www.exabot.com/go/robot |
| 18 | 9 | 0.06 | 3 | 0.12 | Windows CE |
| 19 | 8 | 0.06 | 2 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 20 | 6 | 0.04 | 1 | 0.04 | Windows 2000 |
| 21 | 6 | 0.04 | 2 | 0.08 | +http://www.profound.net/urlappendbot.ht... |
| 22 | 6 | 0.04 | 2 | 0.08 | Windows 3.1 |
| 23 | 6 | 0.04 | 2 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 24 | 5 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 25 | 5 | 0.04 | 2 | 0.08 | Auto; Windows |
| 26 | 5 | 0.04 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 27 | 4 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 28 | 3 | 0.02 | 1 | 0.04 | Windows ME |
| 29 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 30 | 2 | 0.01 | 2 | 0.08 | Linux [unknown version] |
| 31 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 32 | 2 | 0.01 | 1 | 0.04 | +info@netcraft.com |
