| Used Operating Systems |
| 1 | 5722 | 50.05 | 2464 | 57.09 | Windows NT |
| 2 | 1548 | 13.54 | 1374 | 31.84 | +http://www.baidu.com/search/spider.html |
| 3 | 1238 | 10.83 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 4 | 1036 | 9.06 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 5 | 824 | 7.21 | 171 | 3.96 | +http://www.google.com/bot.html |
| 6 | 430 | 3.76 | 41 | 0.95 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 304 | 2.66 | 129 | 2.99 | +http://www.bing.com/bingbot.htm |
| 8 | 66 | 0.58 | 11 | 0.25 | +http://yandex.com/bots |
| 9 | 41 | 0.36 | 29 | 0.67 | Windows 95 |
| 10 | 38 | 0.33 | 7 | 0.16 | X11 |
| 11 | 32 | 0.28 | 10 | 0.23 | Windows 98 |
| 12 | 19 | 0.17 | 4 | 0.09 | Android 2.3.5 |
| 13 | 18 | 0.16 | 10 | 0.23 | +http://www.easou.com/search/spider.html |
| 14 | 16 | 0.14 | 4 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 12 | 0.10 | 3 | 0.07 | Linux [unknown version] |
| 16 | 10 | 0.09 | 9 | 0.21 | ) - BrowseX (2.0.0 Windows |
| 17 | 8 | 0.07 | 6 | 0.14 | Windows 2000 |
| 18 | 8 | 0.07 | 6 | 0.14 | Windows ME |
| 19 | 7 | 0.06 | 7 | 0.16 | Windows CE |
| 20 | 6 | 0.05 | 5 | 0.12 | Auto; Windows |
| 21 | 6 | 0.05 | 1 | 0.02 | Windows XP |
| 22 | 6 | 0.05 | 4 | 0.09 | FreeBSD [unknown version] |
| 23 | 5 | 0.04 | 0 | 0.00 | +http://help.soso.com/webspider.htm |
| 24 | 5 | 0.04 | 5 | 0.12 | MSIE 5.5; Windows NT 5.0 |
| 25 | 5 | 0.04 | 5 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 26 | 4 | 0.03 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 27 | 4 | 0.03 | 4 | 0.09 | Linux i686 [unknown version] |
| 28 | 4 | 0.03 | 2 | 0.05 | +http://www.linkdex.com/about/bots/ |
| 29 | 2 | 0.02 | 1 | 0.02 | Windows 3.1 |
| 30 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 31 | 2 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 32 | 2 | 0.02 | 1 | 0.02 | NetBSD [unknown version] |
| 33 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 34 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
