| Used Operating Systems |
| 1 | 23893 | 42.04 | 166 | 2.23 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 19583 | 34.46 | 2836 | 38.13 | Windows NT |
| 3 | 2993 | 5.27 | 603 | 8.11 | +http://www.bing.com/bingbot.htm |
| 4 | 2879 | 5.07 | 1956 | 26.30 | +http://www.baidu.com/search/spider.html |
| 5 | 1735 | 3.05 | 57 | 0.77 | +http://ahrefs.com/robot/ |
| 6 | 1604 | 2.82 | 573 | 7.70 | +http://www.google.com/bot.html |
| 7 | 1463 | 2.57 | 548 | 7.37 | +http://www.xovibot.net/ |
| 8 | 493 | 0.87 | 165 | 2.22 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 426 | 0.75 | 133 | 1.79 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 341 | 0.60 | 108 | 1.45 | +http://yandex.com/bots |
| 11 | 285 | 0.50 | 83 | 1.12 | +http://www.linkdex.com/bots/ |
| 12 | 176 | 0.31 | 12 | 0.16 | Windows 98 |
| 13 | 154 | 0.27 | 4 | 0.05 | +https://www.aihitdata.com/about |
| 14 | 147 | 0.26 | 10 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 120 | 0.21 | 32 | 0.43 | http://www.bing.com/bingbot.htm |
| 16 | 82 | 0.14 | 9 | 0.12 | Linux i686 [unknown version] |
| 17 | 38 | 0.07 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 18 | 37 | 0.07 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 19 | 34 | 0.06 | 12 | 0.16 | Windows XP |
| 20 | 28 | 0.05 | 14 | 0.19 | +http://duckduckgo.com |
| 21 | 27 | 0.05 | 13 | 0.17 | +http://www.exabot.com/go/robot |
| 22 | 25 | 0.04 | 10 | 0.13 | Windows 95 |
| 23 | 24 | 0.04 | 12 | 0.16 | +http://help.coccoc.com/ |
| 24 | 24 | 0.04 | 2 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 25 | 21 | 0.04 | 3 | 0.04 | X11 |
| 26 | 20 | 0.04 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 27 | 19 | 0.03 | 0 | 0.00 | Windows Phone OS 7.0 |
| 28 | 18 | 0.03 | 10 | 0.13 | +https://deusu.de/robot.html |
| 29 | 18 | 0.03 | 3 | 0.04 | +http://fulltext.sblog.cz/ |
| 30 | 11 | 0.02 | 3 | 0.04 | not on Windows server; |
| 31 | 9 | 0.02 | 3 | 0.04 | Windows 2000 |
| 32 | 8 | 0.01 | 4 | 0.05 | +http://monsido.com/bot.html; info@monsi... |
| 33 | 8 | 0.01 | 4 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 34 | 8 | 0.01 | 4 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 35 | 7 | 0.01 | 5 | 0.07 | +https://gimmeusa.com/pages/crawler |
| 36 | 7 | 0.01 | 1 | 0.01 | Android 2.3.5 |
| 37 | 6 | 0.01 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 38 | 4 | 0.01 | 2 | 0.03 | +https://www.mojeek.com/bot.html |
| 39 | 4 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 40 | 4 | 0.01 | 4 | 0.05 | Linux i586 [unknown version] |
| 41 | 4 | 0.01 | 4 | 0.05 | ActiveXperts.Http |
| 42 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 43 | 3 | 0.01 | 3 | 0.04 | http://support.paper.li/entries/20023257... |
| 44 | 3 | 0.01 | 3 | 0.04 | +http://www.domaintuno.com/robot |
| 45 | 3 | 0.01 | 1 | 0.01 | Windows ME |
| 46 | 2 | 0.00 | 1 | 0.01 | http://linkfluence.net/; bot@linkfluence... |
| 47 | 2 | 0.00 | 1 | 0.01 | Windows CE |
| 48 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 49 | 2 | 0.00 | 0 | 0.00 | +http://glutenfreepleasure.com/ |
| 50 | 2 | 0.00 | 2 | 0.03 | +http:// |
| 51 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 52 | 2 | 0.00 | 1 | 0.01 | +http://www.openhose.org/bot.html |
| 53 | 2 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
| 54 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 55 | 2 | 0.00 | 2 | 0.03 | +http://www.buzzsumo.com/bot.html |
| 56 | 2 | 0.00 | 2 | 0.03 | +http://megaindex.com/crawler |
| 57 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 58 | 2 | 0.00 | 0 | 0.00 | +http://www.profound.net/domainappender |
| 59 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 60 | 1 | 0.00 | 1 | 0.01 | +http://www.monsido.com/bot.html |
| 61 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X |
| 62 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 63 | 1 | 0.00 | 1 | 0.01 | +http://www.parsijoo.ir/; ehsanmousa@par... |
| 64 | 1 | 0.00 | 0 | 0.00 | +http://mapsengine.google.com |
| 65 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 66 | 1 | 0.00 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 67 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 68 | 1 | 0.00 | 1 | 0.01 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 69 | 1 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
