| Used Operating Systems |
| 1 | 55509 | 56.81 | 390 | 3.37 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 28542 | 29.21 | 6576 | 56.76 | Windows NT |
| 3 | 3563 | 3.65 | 554 | 4.78 | +http://www.bing.com/bingbot.htm |
| 4 | 3339 | 3.42 | 1936 | 16.71 | +http://www.baidu.com/search/spider.html |
| 5 | 1442 | 1.48 | 474 | 4.09 | +http://www.google.com/bot.html |
| 6 | 700 | 0.72 | 354 | 3.06 | Windows 95 |
| 7 | 605 | 0.62 | 132 | 1.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 449 | 0.46 | 160 | 1.38 | +http://ahrefs.com/robot/ |
| 9 | 434 | 0.44 | 99 | 0.85 | +http://yandex.com/bots |
| 10 | 394 | 0.40 | 42 | 0.36 | Windows 98 |
| 11 | 355 | 0.36 | 105 | 0.91 | +http://www.linkdex.com/bots/ |
| 12 | 239 | 0.24 | 11 | 0.09 | http://www.searchmetrics.com/en/searchme... |
| 13 | 137 | 0.14 | 74 | 0.64 | Windows 3.1 |
| 14 | 129 | 0.13 | 7 | 0.06 | +http://fulltext.sblog.cz/ |
| 15 | 127 | 0.13 | 81 | 0.70 | MSIE 5.5; Windows NT 4.0 |
| 16 | 113 | 0.12 | 6 | 0.05 | Windows XP |
| 17 | 108 | 0.11 | 10 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 104 | 0.11 | 62 | 0.54 | MSIE 5.5; Windows NT 5.0 |
| 19 | 100 | 0.10 | 64 | 0.55 | Windows 2000 |
| 20 | 100 | 0.10 | 64 | 0.55 | Auto; Windows |
| 21 | 96 | 0.10 | 3 | 0.03 | +http://www.aihitdata.com/about |
| 22 | 93 | 0.10 | 60 | 0.52 | ) - BrowseX (2.0.0 Windows |
| 23 | 88 | 0.09 | 3 | 0.03 | http://crawler.sistrix.net/ |
| 24 | 88 | 0.09 | 54 | 0.47 | Windows ME |
| 25 | 84 | 0.09 | 59 | 0.51 | Windows CE |
| 26 | 71 | 0.07 | 28 | 0.24 | http://www.opensiteexplorer.org/dotbot, ... |
| 27 | 65 | 0.07 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 28 | 60 | 0.06 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 29 | 57 | 0.06 | 21 | 0.18 | X11 |
| 30 | 54 | 0.06 | 0 | 0.00 | Windows Phone OS 7.0 |
| 31 | 51 | 0.05 | 24 | 0.21 | +http://www.exabot.com/go/robot |
| 32 | 34 | 0.03 | 2 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 33 | 33 | 0.03 | 0 | 0.00 | Windows Phone OS 7.5 |
| 34 | 28 | 0.03 | 1 | 0.01 | +http://www.xovibot.net/ |
| 35 | 24 | 0.02 | 12 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 36 | 22 | 0.02 | 2 | 0.02 | crawler@mixrank.com |
| 37 | 20 | 0.02 | 7 | 0.06 | +http://help.coccoc.com/ |
| 38 | 19 | 0.02 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 39 | 19 | 0.02 | 5 | 0.04 | Android 2.3.5 |
| 40 | 18 | 0.02 | 2 | 0.02 | WinHttp.WinHttpRequest.5 |
| 41 | 17 | 0.02 | 1 | 0.01 | http://www.lipperhey.com/ |
| 42 | 12 | 0.01 | 3 | 0.03 | +http://prlog.ru/ |
| 43 | 12 | 0.01 | 6 | 0.05 | +http://duckduckgo.com |
| 44 | 9 | 0.01 | 8 | 0.07 | Linux i686 [unknown version] |
| 45 | 8 | 0.01 | 8 | 0.07 | Linux [unknown version] |
| 46 | 8 | 0.01 | 8 | 0.07 | +http://www.domaintuno.com/robot |
| 47 | 8 | 0.01 | 2 | 0.02 | +http://medialine-it.com |
| 48 | 8 | 0.01 | 5 | 0.04 | PPC Mac OS X Mach-O |
| 49 | 8 | 0.01 | 2 | 0.02 | +http://t2downloads.xyz |
| 50 | 8 | 0.01 | 4 | 0.03 | ScoutJet; +http://blekko.com/about/blekk... |
| 51 | 8 | 0.01 | 2 | 0.02 | UrlCrawler; http://www.seomoz.org/dp/rog... |
| 52 | 8 | 0.01 | 2 | 0.02 | +http://r4downloads.co |
| 53 | 7 | 0.01 | 6 | 0.05 | +info@netcraft.com |
| 54 | 6 | 0.01 | 5 | 0.04 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 55 | 6 | 0.01 | 2 | 0.02 | +http://getdownload.ws |
| 56 | 6 | 0.01 | 2 | 0.02 | +http://www.easou.com/search/spider.html |
| 57 | 6 | 0.01 | 2 | 0.02 | +https://www.mojeek.com/bot.html |
| 58 | 5 | 0.01 | 3 | 0.03 | +http://www.proximic.com/info/spider.php |
| 59 | 5 | 0.01 | 4 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 60 | 4 | 0.00 | 4 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 61 | 4 | 0.00 | 4 | 0.03 | PPC Mac OS X 10.5 |
| 62 | 4 | 0.00 | 4 | 0.03 | +; |
| 63 | 3 | 0.00 | 1 | 0.01 | +http://overx50.com |
| 64 | 3 | 0.00 | 1 | 0.01 | +http://prox100download.com |
| 65 | 3 | 0.00 | 1 | 0.01 | +http://trumpetsheetmusic.org |
| 66 | 3 | 0.00 | 2 | 0.02 | +http://gimme60.com |
| 67 | 2 | 0.00 | 2 | 0.02 | mailto: crawling@ubermetrics-technologie... |
| 68 | 2 | 0.00 | 1 | 0.01 | +http://www.idmarch.org/bot.html |
| 69 | 2 | 0.00 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 70 | 2 | 0.00 | 2 | 0.02 | Macintosh |
| 71 | 2 | 0.00 | 1 | 0.01 | +http://siteexplorer.info/ |
| 72 | 1 | 0.00 | 0 | 0.00 | Android |
| 73 | 1 | 0.00 | 0 | 0.00 | +http://fulltext.sblog.cz/screenshot/ |
