| Used Operating Systems |
| 1 | 9921 | 38.50 | 117 | 1.51 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6013 | 23.33 | 3470 | 44.66 | Windows NT |
| 3 | 2825 | 10.96 | 1361 | 17.52 | +http://www.easou.com/search/spider.html |
| 4 | 2337 | 9.07 | 1989 | 25.60 | +http://www.baidu.com/search/spider.html |
| 5 | 1715 | 6.66 | 441 | 5.68 | +http://www.bing.com/bingbot.htm |
| 6 | 1398 | 5.42 | 88 | 1.13 | Windows 98 |
| 7 | 450 | 1.75 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 8 | 302 | 1.17 | 4 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 9 | 192 | 0.75 | 71 | 0.91 | +http://www.google.com/bot.html |
| 10 | 111 | 0.43 | 75 | 0.97 | Windows 95 |
| 11 | 102 | 0.40 | 22 | 0.28 | +http://yandex.com/bots |
| 12 | 97 | 0.38 | 29 | 0.37 | +http://www.linkdex.com/bots/ |
| 13 | 72 | 0.28 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 14 | 39 | 0.15 | 7 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 24 | 0.09 | 11 | 0.14 | Windows 3.1 |
| 16 | 22 | 0.09 | 11 | 0.14 | Windows CE |
| 17 | 20 | 0.08 | 15 | 0.19 | Windows 2000 |
| 18 | 19 | 0.07 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 19 | 18 | 0.07 | 11 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 20 | 17 | 0.07 | 5 | 0.06 | Windows XP |
| 21 | 16 | 0.06 | 10 | 0.13 | +http://wmaid.com/explore/ |
| 22 | 13 | 0.05 | 11 | 0.14 | Windows ME |
| 23 | 13 | 0.05 | 9 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 24 | 7 | 0.03 | 1 | 0.01 | X11 |
| 25 | 6 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 26 | 5 | 0.02 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 27 | 4 | 0.02 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 2 | 0.01 | 2 | 0.03 | Auto; Windows |
| 29 | 2 | 0.01 | 0 | 0.00 | Android |
| 30 | 2 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 31 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 32 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 33 | 1 | 0.00 | 0 | 0.00 | Trident/5.0; Windows 98;GB; MS-RTC LM 8;... |
| 34 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 35 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
