| Used Operating Systems |
| 1 | 7085 | 41.58 | 2872 | 43.50 | Windows NT |
| 2 | 3183 | 18.68 | 110 | 1.67 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2471 | 14.50 | 2119 | 32.09 | +http://www.baidu.com/search/spider.html |
| 4 | 716 | 4.20 | 196 | 2.97 | +http://yandex.com/bots |
| 5 | 695 | 4.08 | 545 | 8.25 | +http://ahrefs.com/robot/ |
| 6 | 687 | 4.03 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 7 | 526 | 3.09 | 1 | 0.02 | http://crawler.007ac9.net/ |
| 8 | 457 | 2.68 | 278 | 4.21 | +http://www.google.com/bot.html |
| 9 | 357 | 2.10 | 80 | 1.21 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 279 | 1.64 | 164 | 2.48 | +http://www.bing.com/bingbot.htm |
| 11 | 234 | 1.37 | 81 | 1.23 | +http://www.linkdex.com/bots/ |
| 12 | 62 | 0.36 | 27 | 0.41 | +http://www.exabot.com/go/robot |
| 13 | 52 | 0.31 | 35 | 0.53 | X11 |
| 14 | 41 | 0.24 | 22 | 0.33 | Windows 95 |
| 15 | 35 | 0.21 | 0 | 0.00 | Windows 98 |
| 16 | 15 | 0.09 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 17 | 15 | 0.09 | 9 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 18 | 14 | 0.08 | 3 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 12 | 0.07 | 8 | 0.12 | Windows CE |
| 20 | 12 | 0.07 | 8 | 0.12 | Auto; Windows |
| 21 | 10 | 0.06 | 6 | 0.09 | Windows ME |
| 22 | 9 | 0.05 | 3 | 0.05 | +http://downloaflare.biz |
| 23 | 9 | 0.05 | 2 | 0.03 | Windows 3.1 |
| 24 | 9 | 0.05 | 7 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 25 | 8 | 0.05 | 7 | 0.11 | Windows 2000 |
| 26 | 7 | 0.04 | 6 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 27 | 6 | 0.04 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 28 | 6 | 0.04 | 1 | 0.02 | Android 2.3.5 |
| 29 | 5 | 0.03 | 1 | 0.02 | +http://overx50.com |
| 30 | 5 | 0.03 | 1 | 0.02 | +http://tryload.in |
| 31 | 4 | 0.02 | 0 | 0.00 | Windows XP |
| 32 | 3 | 0.02 | 1 | 0.02 | +http://getdownload.ws |
| 33 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 34 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 35 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 36 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 37 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 38 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 39 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
