| Used Operating Systems |
| 1 | 14936 | 26.95 | 3486 | 24.74 | +http://ahrefs.com/robot/ |
| 2 | 10709 | 19.32 | 1127 | 8.00 | +http://www.bing.com/bingbot.htm |
| 3 | 9978 | 18.00 | 4287 | 30.43 | Windows NT |
| 4 | 6018 | 10.86 | 2137 | 15.17 | +http://www.google.com/bot.html |
| 5 | 4390 | 7.92 | 88 | 0.62 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 1990 | 3.59 | 1757 | 12.47 | +http://www.baidu.com/search/spider.html |
| 7 | 1901 | 3.43 | 313 | 2.22 | +http://yandex.com/bots |
| 8 | 1772 | 3.20 | 3 | 0.02 | +http://webmeup-crawler.com/ |
| 9 | 1567 | 2.83 | 365 | 2.59 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 575 | 1.04 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 11 | 471 | 0.85 | 1 | 0.01 | +http://www.linkpad.ru |
| 12 | 252 | 0.45 | 68 | 0.48 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 138 | 0.25 | 132 | 0.94 | Windows 95 |
| 14 | 128 | 0.23 | 15 | 0.11 | +http://www.exabot.com/go/robot |
| 15 | 89 | 0.16 | 32 | 0.23 | Windows 98 |
| 16 | 60 | 0.11 | 17 | 0.12 | +http://www.semrush.com/bot.html |
| 17 | 52 | 0.09 | 10 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 40 | 0.07 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 19 | 35 | 0.06 | 32 | 0.23 | Windows 3.1 |
| 20 | 30 | 0.05 | 30 | 0.21 | MSIE 5.5; Windows NT 4.0 |
| 21 | 28 | 0.05 | 28 | 0.20 | Windows CE |
| 22 | 27 | 0.05 | 5 | 0.04 | +http://www.xovibot.net/ |
| 23 | 25 | 0.05 | 25 | 0.18 | Windows ME |
| 24 | 25 | 0.05 | 24 | 0.17 | ) - BrowseX (2.0.0 Windows |
| 25 | 24 | 0.04 | 24 | 0.17 | Windows 2000 |
| 26 | 24 | 0.04 | 13 | 0.09 | Windows XP |
| 27 | 20 | 0.04 | 2 | 0.01 | http://www.lipperhey.com/ |
| 28 | 20 | 0.04 | 20 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 29 | 15 | 0.03 | 15 | 0.11 | Auto; Windows |
| 30 | 10 | 0.02 | 3 | 0.02 | X11 |
| 31 | 10 | 0.02 | 2 | 0.01 | +http://fulltext.sblog.cz/ |
| 32 | 8 | 0.01 | 1 | 0.01 | http://www.bing.com/bingbot.htm |
| 33 | 8 | 0.01 | 4 | 0.03 | +http://help.coccoc.com/ |
| 34 | 7 | 0.01 | 2 | 0.01 | +http://papijump.org |
| 35 | 7 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 36 | 6 | 0.01 | 4 | 0.03 | Android 2.3.5 |
| 37 | 5 | 0.01 | 5 | 0.04 | Linux i686 [unknown version] |
| 38 | 4 | 0.01 | 1 | 0.01 | +http://g5files.net |
| 39 | 4 | 0.01 | 1 | 0.01 | +http://mediaeden.net |
| 40 | 4 | 0.01 | 2 | 0.01 | +http://duckduckgo.com |
| 41 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 42 | 2 | 0.00 | 1 | 0.01 | +http://gimme60.com |
| 43 | 2 | 0.00 | 0 | 0.00 | ScoutJet; +http://blekko.com/about/blekk... |
| 44 | 2 | 0.00 | 1 | 0.01 | +http://advbot.org/bot.html |
| 45 | 1 | 0.00 | 1 | 0.01 | AIX 005A471A4C00 |
| 46 | 1 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 47 | 1 | 0.00 | 1 | 0.01 | +; |
| 48 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
