| Used Operating Systems |
| 1 | 3817 | 34.15 | 1339 | 36.47 | Windows NT |
| 2 | 3637 | 32.54 | 151 | 4.11 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1570 | 14.05 | 1439 | 39.19 | +http://www.baidu.com/search/spider.html |
| 4 | 1011 | 9.04 | 431 | 11.74 | +http://www.bing.com/bingbot.htm |
| 5 | 620 | 5.55 | 189 | 5.15 | +http://www.google.com/bot.html |
| 6 | 183 | 1.64 | 25 | 0.68 | +http://yandex.com/bots |
| 7 | 66 | 0.59 | 3 | 0.08 | +http://endb-consolidated.aihit.com/ |
| 8 | 42 | 0.38 | 17 | 0.46 | +http://www.exabot.com/go/robot |
| 9 | 36 | 0.32 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 10 | 33 | 0.30 | 4 | 0.11 | +http://siteexplorer.info/ |
| 11 | 31 | 0.28 | 14 | 0.38 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 31 | 0.28 | 15 | 0.41 | help@moz.com |
| 13 | 16 | 0.14 | 8 | 0.22 | http://crawler.sistrix.net/ |
| 14 | 14 | 0.13 | 4 | 0.11 | +http://www.linkdex.com/about/bots/ |
| 15 | 12 | 0.11 | 4 | 0.11 | +http://filterdb.iss.net/crawler/ |
| 16 | 11 | 0.10 | 1 | 0.03 | Linux [unknown version] |
| 17 | 9 | 0.08 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 18 | 7 | 0.06 | 7 | 0.19 | Windows 95 |
| 19 | 4 | 0.04 | 2 | 0.05 | Linux i686 [unknown version] |
| 20 | 4 | 0.04 | 2 | 0.05 | Android 2.3.5 |
| 21 | 3 | 0.03 | 3 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 22 | 3 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 23 | 3 | 0.03 | 3 | 0.08 | Windows 98 |
| 24 | 3 | 0.03 | 2 | 0.05 | X11 |
| 25 | 2 | 0.02 | 2 | 0.05 | Windows CE |
| 26 | 2 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 27 | 2 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 28 | 2 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 29 | 2 | 0.02 | 2 | 0.05 | Windows 3.1 |
| 30 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 31 | 1 | 0.01 | 1 | 0.03 | Windows ME |
