| Used Operating Systems |
| 1 | 7358 | 34.13 | 128 | 1.76 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4073 | 18.89 | 2851 | 39.29 | +http://www.baidu.com/search/spider.html |
| 3 | 2909 | 13.50 | 1516 | 20.89 | +http://www.easou.com/search/spider.html |
| 4 | 2830 | 13.13 | 2078 | 28.64 | Windows NT |
| 5 | 2254 | 10.46 | 8 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 6 | 883 | 4.10 | 353 | 4.86 | +http://www.google.com/bot.html |
| 7 | 403 | 1.87 | 219 | 3.02 | +http://www.bing.com/bingbot.htm |
| 8 | 261 | 1.21 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 9 | 244 | 1.13 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 10 | 104 | 0.48 | 34 | 0.47 | +http://www.linkdex.com/bots/ |
| 11 | 98 | 0.45 | 17 | 0.23 | +http://yandex.com/bots |
| 12 | 55 | 0.26 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 13 | 12 | 0.06 | 10 | 0.14 | Android 2.3.5 |
| 14 | 12 | 0.06 | 7 | 0.10 | X11 |
| 15 | 9 | 0.04 | 3 | 0.04 | Windows 98 |
| 16 | 8 | 0.04 | 2 | 0.03 | +http://tryload.in |
| 17 | 6 | 0.03 | 6 | 0.08 | +http://wmaid.com/explore/ |
| 18 | 4 | 0.02 | 1 | 0.01 | +http://uni5download.com |
| 19 | 4 | 0.02 | 1 | 0.01 | +http://mydownloadengine.com |
| 20 | 3 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 21 | 3 | 0.01 | 3 | 0.04 | Windows ME |
| 22 | 2 | 0.01 | 2 | 0.03 | Windows 2000 |
| 23 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 24 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 25 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 26 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 27 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 28 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 29 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 30 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 31 | 1 | 0.00 | 0 | 0.00 | +http://www.dredger.biz/ |
| 32 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 33 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 34 | 1 | 0.00 | 1 | 0.01 | +http://gimme60.com |
| 35 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 36 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 37 | 1 | 0.00 | 1 | 0.01 | Windows 95 |
