| Used Operating Systems |
| 1 | 15468 | 52.41 | 171 | 2.95 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4079 | 13.82 | 128 | 2.21 | +http://yandex.com/bots |
| 3 | 3748 | 12.70 | 2046 | 35.27 | Windows NT |
| 4 | 3202 | 10.85 | 2644 | 45.58 | +http://www.baidu.com/search/spider.html |
| 5 | 1522 | 5.16 | 231 | 3.98 | +http://www.bing.com/bingbot.htm |
| 6 | 585 | 1.98 | 246 | 4.24 | +http://www.google.com/bot.html |
| 7 | 265 | 0.90 | 67 | 1.15 | +http://www.linkdex.com/bots/ |
| 8 | 119 | 0.40 | 90 | 1.55 | +http://ahrefs.com/robot/ |
| 9 | 103 | 0.35 | 42 | 0.72 | +http://www.exabot.com/go/robot |
| 10 | 101 | 0.34 | 56 | 0.97 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 83 | 0.28 | 1 | 0.02 | Windows Phone OS 7.5 |
| 12 | 31 | 0.11 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 13 | 30 | 0.10 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 14 | 26 | 0.09 | 12 | 0.21 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 15 | 0.05 | 5 | 0.09 | http://www.searchmetrics.com/en/searchme... |
| 16 | 11 | 0.04 | 10 | 0.17 | Windows 95 |
| 17 | 10 | 0.03 | 5 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 10 | 0.03 | 5 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 9 | 0.03 | 0 | 0.00 | +http://www.xovibot.net/ |
| 20 | 9 | 0.03 | 6 | 0.10 | X11 |
| 21 | 8 | 0.03 | 2 | 0.03 | +http://getdownload.ws |
| 22 | 8 | 0.03 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 23 | 8 | 0.03 | 2 | 0.03 | +http://r4downloads.co |
| 24 | 7 | 0.02 | 7 | 0.12 | +http://domainsigma.com/robot |
| 25 | 6 | 0.02 | 2 | 0.03 | +http://isdownload.biz |
| 26 | 6 | 0.02 | 1 | 0.02 | Android 2.3.5 |
| 27 | 6 | 0.02 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 28 | 4 | 0.01 | 1 | 0.02 | +http://trumpetsheetmusic.org |
| 29 | 3 | 0.01 | 1 | 0.02 | +http://overx50.com |
| 30 | 3 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 31 | 3 | 0.01 | 1 | 0.02 | Windows XP |
| 32 | 3 | 0.01 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 33 | 2 | 0.01 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 34 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 35 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 36 | 2 | 0.01 | 2 | 0.03 | Windows ME |
| 37 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 38 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 39 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 40 | 2 | 0.01 | 2 | 0.03 | Macintosh |
| 41 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 42 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 43 | 1 | 0.00 | 0 | 0.00 | Android |
| 44 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 45 | 1 | 0.00 | 1 | 0.02 | +http://www.easou.com/search/spider.html |
| 46 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
