| Used Operating Systems |
| 1 | 10584 | 34.70 | 134 | 1.51 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5212 | 17.09 | 3160 | 35.66 | Windows NT |
| 3 | 4314 | 14.14 | 2899 | 32.72 | +http://www.baidu.com/search/spider.html |
| 4 | 2627 | 8.61 | 1420 | 16.03 | +http://www.easou.com/search/spider.html |
| 5 | 1739 | 5.70 | 273 | 3.08 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 1134 | 3.72 | 16 | 0.18 | +http://OpenLinkProfiler.org/bot |
| 7 | 830 | 2.72 | 213 | 2.40 | +http://ahrefs.com/robot/ |
| 8 | 796 | 2.61 | 2 | 0.02 | http://crawler.007ac9.net/ |
| 9 | 790 | 2.59 | 265 | 2.99 | +http://www.bing.com/bingbot.htm |
| 10 | 774 | 2.54 | 73 | 0.82 | +http://yandex.com/bots |
| 11 | 545 | 1.79 | 211 | 2.38 | +http://www.google.com/bot.html |
| 12 | 516 | 1.69 | 4 | 0.05 | +http://www.warebay.com/bot.html |
| 13 | 466 | 1.53 | 139 | 1.57 | +http://www.linkdex.com/bots/ |
| 14 | 64 | 0.21 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 15 | 50 | 0.16 | 15 | 0.17 | +http://www.exabot.com/go/robot |
| 16 | 10 | 0.03 | 9 | 0.10 | X11 |
| 17 | 8 | 0.03 | 7 | 0.08 | +info@netcraft.com |
| 18 | 8 | 0.03 | 2 | 0.02 | +http://tryload.in |
| 19 | 4 | 0.01 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 4 | 0.01 | 1 | 0.01 | +http://mydownloadengine.com |
| 21 | 3 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 22 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 23 | 3 | 0.01 | 1 | 0.01 | +http://downloaflare.biz |
| 24 | 3 | 0.01 | 3 | 0.03 | Windows 98 |
| 25 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 26 | 2 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 27 | 2 | 0.01 | 2 | 0.02 | +http://wmaid.com/explore/ |
| 28 | 2 | 0.01 | 2 | 0.02 | actually this is http://ismyblogworking.... |
| 29 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 1 | 0.00 | 1 | 0.01 | webcrawler at wise-guys dot nl; http://w... |
| 31 | 1 | 0.00 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 32 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 33 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 34 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 35 | 1 | 0.00 | 1 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 36 | 1 | 0.00 | 1 | 0.01 | Windows 95 |
| 37 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
