| Used Operating Systems by Visits |
| 1 | 13697 | 13.99 | 8889 | 56.10 | +http://www.baidu.com/search/spider.html |
| 2 | 58751 | 60.00 | 5689 | 35.91 | Windows NT |
| 3 | 3645 | 3.72 | 354 | 2.23 | +http://www.google.com/bot.html |
| 4 | 4068 | 4.15 | 215 | 1.36 | +http://www.bing.com/bingbot.htm |
| 5 | 11015 | 11.25 | 160 | 1.01 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 372 | 0.38 | 89 | 0.56 | +http://www.linkdex.com/bots/ |
| 7 | 198 | 0.20 | 55 | 0.35 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 764 | 0.78 | 45 | 0.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 78 | 0.08 | 34 | 0.21 | Windows 95 |
| 10 | 139 | 0.14 | 34 | 0.21 | +http://www.profound.net/domainappender |
| 11 | 420 | 0.43 | 31 | 0.20 | +http://yandex.com/bots |
| 12 | 124 | 0.13 | 25 | 0.16 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 85 | 0.09 | 22 | 0.14 | Windows 98 |
| 14 | 46 | 0.05 | 21 | 0.13 | +http://duckduckgo.com |
| 15 | 46 | 0.05 | 17 | 0.11 | Win32 |
| 16 | 44 | 0.04 | 14 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 17 | 429 | 0.44 | 13 | 0.08 | +http://ahrefs.com/robot/ |
| 18 | 145 | 0.15 | 12 | 0.08 | +http://www.easou.com/search/spider.html |
| 19 | 194 | 0.20 | 10 | 0.06 | X11 |
| 20 | 11 | 0.01 | 9 | 0.06 | +info@netcraft.com |
| 21 | 59 | 0.06 | 8 | 0.05 | +http://www.exabot.com/go/robot |
| 22 | 15 | 0.02 | 6 | 0.04 | +http://help.coccoc.com/ |
| 23 | 21 | 0.02 | 6 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 24 | 6 | 0.01 | 6 | 0.04 | +http://domainsigma.com/robot |
| 25 | 129 | 0.13 | 5 | 0.03 | Linux i686 [unknown version] |
| 26 | 11 | 0.01 | 5 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 27 | 8 | 0.01 | 4 | 0.03 | Windows CE |
| 28 | 12 | 0.01 | 4 | 0.03 | Windows 2000 |
| 29 | 310 | 0.32 | 4 | 0.03 | +http://www.semrush.com/bot.html |
| 30 | 9 | 0.01 | 3 | 0.02 | Auto; Windows |
| 31 | 4 | 0.00 | 3 | 0.02 | +http://support.embed.ly/ |
| 32 | 311 | 0.32 | 3 | 0.02 | http://crawler.sistrix.net/ |
| 33 | 7 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 34 | 5 | 0.01 | 3 | 0.02 | AnyEvent-HTTP/2.21; +http://software.sch... |
| 35 | 122 | 0.12 | 3 | 0.02 | Macintosh |
| 36 | 7 | 0.01 | 3 | 0.02 | +; |
| 37 | 55 | 0.06 | 2 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 38 | 55 | 0.06 | 2 | 0.01 | +http://advbot.net/bot.html |
| 39 | 80 | 0.08 | 2 | 0.01 | +http://www.similartech.com/smtbot |
| 40 | 4 | 0.00 | 2 | 0.01 | +http://meta.stackoverflow.com/q/130398 |
| 41 | 7 | 0.01 | 2 | 0.01 | +http://isdownload.biz |
| 42 | 355 | 0.36 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 43 | 11 | 0.01 | 2 | 0.01 | Android 2.3.5 |
| 44 | 370 | 0.38 | 2 | 0.01 | +http://webmeup-crawler.com/ |
| 45 | 6 | 0.01 | 2 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 46 | 18 | 0.02 | 1 | 0.01 | http://www.lipperhey.com/ |
| 47 | 1 | 0.00 | 1 | 0.01 | Windows |
| 48 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 49 | 47 | 0.05 | 1 | 0.01 | Windows 92 |
| 50 | 258 | 0.26 | 1 | 0.01 | UniLeipzigASV +http://corpora.informatik... |
| 51 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 52 | 2 | 0.00 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 53 | 4 | 0.00 | 1 | 0.01 | +http://www.openhose.org/bot.html |
| 54 | 2 | 0.00 | 1 | 0.01 | +http://www.domainoptima.com/robot |
| 55 | 4 | 0.00 | 1 | 0.01 | +http://medialine-it.com |
| 56 | 146 | 0.15 | 1 | 0.01 | iPhone |
| 57 | 3 | 0.00 | 1 | 0.01 | Windows ME |
| 58 | 240 | 0.25 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 59 | 95 | 0.10 | 1 | 0.01 | PPC Mac OS X 10.5 |
| 60 | 2 | 0.00 | 1 | 0.01 | +http://www.pathdefender.com/help/crawle... |
| 61 | 2 | 0.00 | 1 | 0.01 | +http://www.gravity.com/ |
| 62 | 97 | 0.10 | 1 | 0.01 | +http://www.aihitdata.com/about |
| 63 | 483 | 0.49 | 1 | 0.01 | +http://fulltext.sblog.cz/ |
| 64 | 2 | 0.00 | 1 | 0.01 | +http://siteexplorer.info/ |
| 65 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 66 | 54 | 0.06 | 0 | 0.00 | Android |
| 67 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 68 | 9 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 69 | 1 | 0.00 | 0 | 0.00 | http://support.paper.li/entries/20023257... |
| 70 | 6 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 71 | 6 | 0.01 | 0 | 0.00 | ScoutJet; +http://blekko.com/about/blekk... |
| 72 | 155 | 0.16 | 0 | 0.00 | +http://fulltext.sblog.cz/screenshot/ |
| 73 | 20 | 0.02 | 0 | 0.00 | snap; +http://support.embed.ly/ |
