| Used Operating Systems |
| 1 | 11700 | 75.28 | 3309 | 63.05 | Windows NT |
| 2 | 1660 | 10.68 | 1589 | 30.28 | +http://www.baidu.com/search/spider.html |
| 3 | 791 | 5.09 | 25 | 0.48 | Windows 98 |
| 4 | 407 | 2.62 | 72 | 1.37 | +http://www.google.com/bot.html |
| 5 | 391 | 2.52 | 155 | 2.95 | +http://www.bing.com/bingbot.htm |
| 6 | 312 | 2.01 | 27 | 0.51 | +http://yandex.com/bots |
| 7 | 75 | 0.48 | 4 | 0.08 | X11 |
| 8 | 56 | 0.36 | 8 | 0.15 | Android 2.3.5 |
| 9 | 30 | 0.19 | 14 | 0.27 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 18 | 0.12 | 3 | 0.06 | http://www.lipperhey.com/ |
| 11 | 16 | 0.10 | 5 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 12 | 10 | 0.06 | 5 | 0.10 | http://crawler.sistrix.net/ |
| 13 | 10 | 0.06 | 5 | 0.10 | help@moz.com |
| 14 | 9 | 0.06 | 3 | 0.06 | +http://endb-consolidated.aihit.com/ |
| 15 | 8 | 0.05 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 7 | 0.05 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 17 | 6 | 0.04 | 4 | 0.08 | Windows 95 |
| 18 | 5 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 19 | 5 | 0.03 | 1 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 20 | 4 | 0.03 | 4 | 0.08 | Windows 2000 |
| 21 | 4 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 22 | 3 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 23 | 2 | 0.01 | 2 | 0.04 | Windows ME |
| 24 | 2 | 0.01 | 1 | 0.02 | Windows XP |
| 25 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 26 | 2 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 28 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 29 | 1 | 0.01 | 1 | 0.02 | Auto; Windows |
| 30 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 31 | 1 | 0.01 | 1 | 0.02 | Linux [unknown version] |
| 32 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 33 | 1 | 0.01 | 1 | 0.02 | Windows 3.1 |
