| Used Operating Systems |
| 1 | 4121 | 51.71 | 2441 | 54.88 | Windows NT |
| 2 | 1612 | 20.23 | 1392 | 31.29 | +http://www.baidu.com/search/spider.html |
| 3 | 707 | 8.87 | 124 | 2.79 | +http://yandex.com/bots |
| 4 | 377 | 4.73 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 5 | 289 | 3.63 | 118 | 2.65 | +http://www.bing.com/bingbot.htm |
| 6 | 211 | 2.65 | 84 | 1.89 | +http://www.google.com/bot.html |
| 7 | 165 | 2.07 | 11 | 0.25 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 108 | 1.36 | 89 | 2.00 | Windows 95 |
| 9 | 83 | 1.04 | 12 | 0.27 | Windows 98 |
| 10 | 46 | 0.58 | 17 | 0.38 | +http://www.linkdex.com/bots/ |
| 11 | 26 | 0.33 | 13 | 0.29 | +http://www.meanpath.com/meanpathbot.htm... |
| 12 | 22 | 0.28 | 21 | 0.47 | Auto; Windows |
| 13 | 20 | 0.25 | 18 | 0.40 | Windows CE |
| 14 | 20 | 0.25 | 16 | 0.36 | ) - BrowseX (2.0.0 Windows |
| 15 | 18 | 0.23 | 13 | 0.29 | Windows ME |
| 16 | 18 | 0.23 | 15 | 0.34 | +http://wmaid.com/explore/ |
| 17 | 16 | 0.20 | 12 | 0.27 | Windows 3.1 |
| 18 | 15 | 0.19 | 0 | 0.00 | Windows XP |
| 19 | 15 | 0.19 | 13 | 0.29 | MSIE 5.5; Windows NT 5.0 |
| 20 | 13 | 0.16 | 12 | 0.27 | Windows 2000 |
| 21 | 11 | 0.14 | 11 | 0.25 | MSIE 5.5; Windows NT 4.0 |
| 22 | 10 | 0.13 | 2 | 0.04 | +http://overx50.com |
| 23 | 8 | 0.10 | 4 | 0.09 | http://crawler.sistrix.net/ |
| 24 | 6 | 0.08 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 25 | 6 | 0.08 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 26 | 5 | 0.06 | 1 | 0.02 | +http://getdownload.ws |
| 27 | 5 | 0.06 | 0 | 0.00 | Linux [unknown version] |
| 28 | 3 | 0.04 | 1 | 0.02 | +http://downloaflare.biz |
| 29 | 3 | 0.04 | 1 | 0.02 | +http://inload.me |
| 30 | 3 | 0.04 | 1 | 0.02 | +http://mydownloadengine.com |
| 31 | 2 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 32 | 2 | 0.03 | 1 | 0.02 | +info@netcraft.com |
| 33 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 34 | 1 | 0.01 | 1 | 0.02 | +http://fb02itsscan.fh-muenster.de |
| 35 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
