| Used Operating Systems |
| 1 | 13103 | 36.00 | 137 | 1.86 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6905 | 18.97 | 183 | 2.48 | +http://yandex.com/bots |
| 3 | 6591 | 18.11 | 2677 | 36.32 | Windows NT |
| 4 | 4441 | 12.20 | 3186 | 43.23 | +http://www.baidu.com/search/spider.html |
| 5 | 1423 | 3.91 | 317 | 4.30 | +http://ahrefs.com/robot/ |
| 6 | 914 | 2.51 | 204 | 2.77 | +http://www.linkdex.com/bots/ |
| 7 | 734 | 2.02 | 11 | 0.15 | +http://OpenLinkProfiler.org/bot |
| 8 | 647 | 1.78 | 281 | 3.81 | +http://www.google.com/bot.html |
| 9 | 512 | 1.41 | 4 | 0.05 | +http://www.warebay.com/bot.html |
| 10 | 313 | 0.86 | 85 | 1.15 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 262 | 0.72 | 103 | 1.40 | +http://www.bing.com/bingbot.htm |
| 12 | 166 | 0.46 | 45 | 0.61 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 103 | 0.28 | 30 | 0.41 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 76 | 0.21 | 30 | 0.41 | +http://www.exabot.com/go/robot |
| 15 | 45 | 0.12 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 16 | 28 | 0.08 | 4 | 0.05 | X11 |
| 17 | 23 | 0.06 | 14 | 0.19 | +http://www.easou.com/search/spider.html |
| 18 | 16 | 0.04 | 1 | 0.01 | Android 2.3.5 |
| 19 | 11 | 0.03 | 11 | 0.15 | Windows 95 |
| 20 | 9 | 0.02 | 3 | 0.04 | http://crawler.sistrix.net/ |
| 21 | 8 | 0.02 | 7 | 0.09 | +info@netcraft.com |
| 22 | 8 | 0.02 | 0 | 0.00 | +http://www.xovibot.net/ |
| 23 | 6 | 0.02 | 6 | 0.08 | actually this is http://ismyblogworking.... |
| 24 | 6 | 0.02 | 3 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 6 | 0.02 | 6 | 0.08 | +http://domainsigma.com/robot |
| 26 | 4 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 27 | 4 | 0.01 | 1 | 0.01 | +http://trumpetsheetmusic.org |
| 28 | 4 | 0.01 | 1 | 0.01 | +http://mercedes-w123.net |
| 29 | 4 | 0.01 | 4 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 30 | 4 | 0.01 | 1 | 0.01 | +http://t2downloads.xyz |
| 31 | 3 | 0.01 | 1 | 0.01 | +http://downloadmine.biz |
| 32 | 3 | 0.01 | 0 | 0.00 | Windows XP |
| 33 | 2 | 0.01 | 2 | 0.03 | Windows 2000 |
| 34 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 35 | 2 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 36 | 2 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 37 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 38 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 39 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows 98 |
