| Used Operating Systems |
| 1 | 20612 | 73.00 | 4869 | 74.79 | Windows NT |
| 2 | 3723 | 13.18 | 81 | 1.24 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1419 | 5.03 | 12 | 0.18 | Windows 98 |
| 4 | 1010 | 3.58 | 991 | 15.22 | +http://www.baidu.com/search/spider.html |
| 5 | 454 | 1.61 | 227 | 3.49 | +http://www.google.com/bot.html |
| 6 | 270 | 0.96 | 39 | 0.60 | +http://yandex.com/bots |
| 7 | 261 | 0.92 | 130 | 2.00 | +http://www.bing.com/bingbot.htm |
| 8 | 144 | 0.51 | 51 | 0.78 | +http://www.linkdex.com/about/bots/ |
| 9 | 119 | 0.42 | 28 | 0.43 | X11 |
| 10 | 66 | 0.23 | 8 | 0.12 | Android 2.3.5 |
| 11 | 35 | 0.12 | 14 | 0.22 | help@moz.com |
| 12 | 30 | 0.11 | 15 | 0.23 | +http://www.exabot.com/go/robot |
| 13 | 17 | 0.06 | 7 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 7 | 0.02 | 0 | 0.00 | Android |
| 15 | 7 | 0.02 | 7 | 0.11 | Windows 95 |
| 16 | 6 | 0.02 | 3 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 5 | 0.02 | 1 | 0.02 | J2ME/MIDP |
| 18 | 4 | 0.01 | 2 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 19 | 4 | 0.01 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 20 | 4 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 21 | 4 | 0.01 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 22 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 23 | 3 | 0.01 | 1 | 0.02 | +http://fb02itsscan.fh-muenster.de |
| 24 | 3 | 0.01 | 3 | 0.05 | +http://www.linkpad.ru |
| 25 | 2 | 0.01 | 2 | 0.03 | Windows 2000 |
| 26 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 2 | 0.01 | 0 | 0.00 | iPhone |
| 28 | 2 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 29 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 30 | 2 | 0.01 | 1 | 0.02 | +http://www.semrush.com/bot.html |
| 31 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 2 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 33 | 1 | 0.00 | 1 | 0.02 | Windows CE |
| 34 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 35 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 36 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 37 | 1 | 0.00 | 1 | 0.02 | +http://www.easou.com/search/spider.html |
| 38 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 39 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
| 40 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 41 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 42 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 43 | 1 | 0.00 | 1 | 0.02 | Windows ME |
