| Used Operating Systems |
| 1 | 15900 | 63.17 | 10449 | 78.74 | +http://www.baidu.com/search/spider.html |
| 2 | 2432 | 9.66 | 649 | 4.89 | +http://www.bing.com/bingbot.htm |
| 3 | 1331 | 5.29 | 463 | 3.49 | Windows NT |
| 4 | 1014 | 4.03 | 577 | 4.35 | +http://www.google.com/bot.html |
| 5 | 851 | 3.38 | 375 | 2.83 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 788 | 3.13 | 168 | 1.27 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 496 | 1.97 | 164 | 1.24 | +http://yandex.com/bots |
| 8 | 412 | 1.64 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 9 | 290 | 1.15 | 115 | 0.87 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 289 | 1.15 | 13 | 0.10 | Linux i686 [unknown version] |
| 11 | 237 | 0.94 | 15 | 0.11 | +http://fulltext.sblog.cz/ |
| 12 | 220 | 0.87 | 1 | 0.01 | +http://megaindex.com/crawler |
| 13 | 145 | 0.58 | 7 | 0.05 | Linux [unknown version] |
| 14 | 120 | 0.48 | 20 | 0.15 | http://www.searchmetrics.com/en/searchme... |
| 15 | 84 | 0.33 | 31 | 0.23 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 74 | 0.29 | 36 | 0.27 | +http://duckduckgo.com |
| 17 | 60 | 0.24 | 27 | 0.20 | +http://www.exabot.com/go/robot |
| 18 | 44 | 0.17 | 11 | 0.08 | +http://www.profound.net/domainappender |
| 19 | 37 | 0.15 | 24 | 0.18 | +http://ahrefs.com/robot/ |
| 20 | 36 | 0.14 | 17 | 0.13 | +http://help.coccoc.com/ |
| 21 | 31 | 0.12 | 7 | 0.05 | +http://www.linkdex.com/bots/ |
| 22 | 28 | 0.11 | 12 | 0.09 | +http://www.semrush.com/bot.html |
| 23 | 27 | 0.11 | 4 | 0.03 | +http://fulltext.sblog.cz/screenshot/ |
| 24 | 24 | 0.10 | 2 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 25 | 17 | 0.07 | 6 | 0.05 | Windows XP |
| 26 | 15 | 0.06 | 5 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 27 | 15 | 0.06 | 5 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 28 | 15 | 0.06 | 2 | 0.02 | Intel Mac OS X 10.6 |
| 29 | 12 | 0.05 | 5 | 0.04 | Windows 98 |
| 30 | 12 | 0.05 | 6 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 31 | 10 | 0.04 | 5 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 32 | 9 | 0.04 | 5 | 0.04 | +http://glutenfreepleasure.com/ |
| 33 | 9 | 0.04 | 3 | 0.02 | Windows 95 |
| 34 | 8 | 0.03 | 3 | 0.02 | Auto; Windows |
| 35 | 8 | 0.03 | 1 | 0.01 | +http://www.seograph.net/bot.html |
| 36 | 8 | 0.03 | 4 | 0.03 | +https://www.mojeek.com/bot.html |
| 37 | 7 | 0.03 | 1 | 0.01 | crawler@mixrank.com |
| 38 | 7 | 0.03 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 39 | 6 | 0.02 | 2 | 0.02 | Android |
| 40 | 6 | 0.02 | 2 | 0.02 | Windows 3.1 |
| 41 | 5 | 0.02 | 1 | 0.01 | +http://siteexplorer.info/ |
| 42 | 4 | 0.02 | 4 | 0.03 | Windows Phone OS 7.0; Trident/3.1; IEMob... |
| 43 | 3 | 0.01 | 1 | 0.01 | Windows CE |
| 44 | 3 | 0.01 | 3 | 0.02 | Windows Phone OS 7.5 |
| 45 | 3 | 0.01 | 2 | 0.02 | WinHttp.WinHttpRequest.5 |
| 46 | 2 | 0.01 | 2 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 47 | 2 | 0.01 | 2 | 0.02 | http://www.bing.com/bingbot.htm |
| 48 | 2 | 0.01 | 1 | 0.01 | +http://crawler.seolytics.net/ |
| 49 | 2 | 0.01 | 1 | 0.01 | Windows ME |
| 50 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 51 | 2 | 0.01 | 1 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 52 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 53 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 54 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 55 | 1 | 0.00 | 0 | 0.00 | +https://wbsrch.com |
| 56 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 57 | 1 | 0.00 | 1 | 0.01 | +http://www.alexa.com/help/webmasters; c... |
