| Used Operating Systems by Visits |
| 1 | 16432 | 26.24 | 2722 | 37.71 | Windows NT |
| 2 | 3107 | 4.96 | 1925 | 26.67 | +http://www.baidu.com/search/spider.html |
| 3 | 3439 | 5.49 | 559 | 7.74 | +http://www.bing.com/bingbot.htm |
| 4 | 1592 | 2.54 | 556 | 7.70 | +http://www.google.com/bot.html |
| 5 | 29622 | 47.30 | 227 | 3.14 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 4801 | 7.67 | 196 | 2.72 | +http://ahrefs.com/robot/ |
| 7 | 609 | 0.97 | 155 | 2.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 180 | 0.29 | 134 | 1.86 | Windows 95 |
| 9 | 267 | 0.43 | 68 | 0.94 | +http://www.linkdex.com/bots/ |
| 10 | 235 | 0.38 | 61 | 0.85 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 129 | 0.21 | 59 | 0.82 | +http://www.xovibot.net/ |
| 12 | 117 | 0.19 | 51 | 0.71 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 146 | 0.23 | 43 | 0.60 | http://www.bing.com/bingbot.htm |
| 14 | 408 | 0.65 | 41 | 0.57 | +http://www.semrush.com/bot.html |
| 15 | 211 | 0.34 | 38 | 0.53 | Windows 98 |
| 16 | 47 | 0.08 | 37 | 0.51 | Windows 2000 |
| 17 | 127 | 0.20 | 29 | 0.40 | +http://yandex.com/bots |
| 18 | 35 | 0.06 | 27 | 0.37 | Windows ME |
| 19 | 37 | 0.06 | 27 | 0.37 | Windows 3.1 |
| 20 | 90 | 0.14 | 25 | 0.35 | Windows XP |
| 21 | 29 | 0.05 | 25 | 0.35 | MSIE 5.5; Windows NT 4.0 |
| 22 | 48 | 0.08 | 24 | 0.33 | +http://duckduckgo.com |
| 23 | 22 | 0.04 | 21 | 0.29 | ) - BrowseX (2.0.0 Windows |
| 24 | 26 | 0.04 | 20 | 0.28 | Auto; Windows |
| 25 | 22 | 0.04 | 16 | 0.22 | Windows CE |
| 26 | 16 | 0.03 | 16 | 0.22 | MSIE 5.5; Windows NT 5.0 |
| 27 | 15 | 0.02 | 14 | 0.19 | Linux i686 [unknown version] |
| 28 | 33 | 0.05 | 13 | 0.18 | +http://www.exabot.com/go/robot |
| 29 | 24 | 0.04 | 12 | 0.17 | +http://help.coccoc.com/ |
| 30 | 116 | 0.19 | 11 | 0.15 | +http://fulltext.sblog.cz/ |
| 31 | 12 | 0.02 | 10 | 0.14 | not on Windows server; |
| 32 | 5 | 0.01 | 5 | 0.07 | +http://www.domaintuno.com/robot |
| 33 | 4 | 0.01 | 4 | 0.06 | ActiveXperts.Http |
| 34 | 48 | 0.08 | 4 | 0.06 | +http://www.profound.net/domainappender |
| 35 | 100 | 0.16 | 3 | 0.04 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 36 | 57 | 0.09 | 3 | 0.04 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 37 | 3 | 0.00 | 3 | 0.04 | Macintosh |
| 38 | 6 | 0.01 | 3 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 39 | 4 | 0.01 | 2 | 0.03 | +http://www.scoutjet.com/ |
| 40 | 2 | 0.00 | 2 | 0.03 | +http://glutenfreepleasure.com/ |
| 41 | 70 | 0.11 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 42 | 11 | 0.02 | 2 | 0.03 | Android 2.3.5 |
| 43 | 70 | 0.11 | 2 | 0.03 | +https://www.aihitdata.com/about |
| 44 | 54 | 0.09 | 2 | 0.03 | +http://www.seokicks.de/robot.html |
| 45 | 20 | 0.03 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 46 | 2 | 0.00 | 2 | 0.03 | +http://megaindex.com/crawler |
| 47 | 2 | 0.00 | 2 | 0.03 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 48 | 35 | 0.06 | 2 | 0.03 | X11 |
| 49 | 2 | 0.00 | 2 | 0.03 | PPC Mac OS X 10.5 |
| 50 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 51 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 52 | 2 | 0.00 | 1 | 0.01 | +http://crawler.seolytics.net/ |
| 53 | 1 | 0.00 | 1 | 0.01 | Windows Phone OS 7.5 |
| 54 | 12 | 0.02 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 55 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 56 | 5 | 0.01 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 57 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 58 | 23 | 0.04 | 1 | 0.01 | +http://www.apple.com/go/applebot |
| 59 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 60 | 1 | 0.00 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 61 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 62 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 63 | 60 | 0.10 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 64 | 18 | 0.03 | 0 | 0.00 | Windows Phone OS 7.0 |
| 65 | 2 | 0.00 | 0 | 0.00 | Windows 9x |
