| Used Operating Systems by Visits |
| 1 | 6169 | 8.17 | 2471 | 27.74 | +http://www.google.com/bot.html |
| 2 | 15401 | 20.40 | 2342 | 26.29 | Windows NT |
| 3 | 4665 | 6.18 | 1294 | 14.53 | +http://www.bing.com/bingbot.htm |
| 4 | 1866 | 2.47 | 866 | 9.72 | +http://ahrefs.com/robot/ |
| 5 | 1479 | 1.96 | 405 | 4.55 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 2535 | 3.36 | 304 | 3.41 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 1907 | 2.53 | 246 | 2.76 | +http://www.semrush.com/bot.html |
| 8 | 25644 | 33.96 | 234 | 2.63 | +http://yandex.com/bots |
| 9 | 821 | 1.09 | 152 | 1.71 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 193 | 0.26 | 64 | 0.72 | +http://www.linkdex.com/bots/ |
| 11 | 75 | 0.10 | 50 | 0.56 | apps-spreadsheets; +http://docs.google.c... |
| 12 | 106 | 0.14 | 44 | 0.49 | +http://duckduckgo.com |
| 13 | 96 | 0.13 | 43 | 0.48 | +http://www.exabot.com/go/robot |
| 14 | 110 | 0.15 | 36 | 0.40 | Windows 95 |
| 15 | 240 | 0.32 | 30 | 0.34 | +http://www.profound.net/domainappender |
| 16 | 38 | 0.05 | 30 | 0.34 | +http://domainsigma.com/robot |
| 17 | 93 | 0.12 | 23 | 0.26 | Windows 98 |
| 18 | 3487 | 4.62 | 21 | 0.24 | +http://OpenLinkProfiler.org/bot |
| 19 | 42 | 0.06 | 20 | 0.22 | +http://www.meanpath.com/meanpathbot.htm... |
| 20 | 16 | 0.02 | 14 | 0.16 | +info@netcraft.com |
| 21 | 2020 | 2.68 | 12 | 0.13 | http://crawler.sistrix.net/ |
| 22 | 45 | 0.06 | 12 | 0.13 | Windows 3.1 |
| 23 | 34 | 0.05 | 12 | 0.13 | +http://gimme60.com |
| 24 | 189 | 0.25 | 12 | 0.13 | +http://fulltext.sblog.cz/ |
| 25 | 110 | 0.15 | 11 | 0.12 | +http://www.aihitdata.com/about |
| 26 | 48 | 0.06 | 11 | 0.12 | +http://downloadg5.com |
| 27 | 30 | 0.04 | 10 | 0.11 | Auto; Windows |
| 28 | 10 | 0.01 | 10 | 0.11 | +http://www.domaintuno.com/robot |
| 29 | 36 | 0.05 | 10 | 0.11 | Windows ME |
| 30 | 10 | 0.01 | 10 | 0.11 | Linux i686 [unknown version] |
| 31 | 39 | 0.05 | 9 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 32 | 20 | 0.03 | 8 | 0.09 | +https://www.mojeek.com/bot.html |
| 33 | 14 | 0.02 | 8 | 0.09 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 921 | 1.22 | 8 | 0.09 | +http://www.baidu.com/search/spider.html |
| 35 | 8 | 0.01 | 7 | 0.08 | Linux [unknown version] |
| 36 | 24 | 0.03 | 6 | 0.07 | http://filterdb.iss.net/crawler/ |
| 37 | 13 | 0.02 | 6 | 0.07 | X11 |
| 38 | 422 | 0.56 | 5 | 0.06 | Android |
| 39 | 15 | 0.02 | 5 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 40 | 18 | 0.02 | 5 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 41 | 164 | 0.22 | 4 | 0.04 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 42 | 12 | 0.02 | 4 | 0.04 | Windows 2000 |
| 43 | 8 | 0.01 | 4 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 44 | 166 | 0.22 | 4 | 0.04 | +http://advbot.net/bot.html |
| 45 | 22 | 0.03 | 4 | 0.04 | +http://www.domainoptima.com/robot |
| 46 | 3836 | 5.08 | 4 | 0.04 | crawler@goodzer.com |
| 47 | 154 | 0.20 | 3 | 0.03 | Windows Phone OS 7.5 |
| 48 | 5 | 0.01 | 3 | 0.03 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 49 | 6 | 0.01 | 2 | 0.02 | Windows CE |
| 50 | 98 | 0.13 | 2 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 51 | 76 | 0.10 | 2 | 0.02 | BREW |
| 52 | 882 | 1.17 | 2 | 0.02 | +http://www.linkpad.ru |
| 53 | 8 | 0.01 | 1 | 0.01 | Windows XP |
| 54 | 5 | 0.01 | 1 | 0.01 | Android 2.3.5 |
| 55 | 797 | 1.06 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 56 | 8 | 0.01 | 1 | 0.01 | +; |
| 57 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 58 | 10 | 0.01 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 59 | 2 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 60 | 8 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots; +http://go.mail.ru/h... |
| 61 | 36 | 0.05 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 62 | 192 | 0.25 | 0 | 0.00 | Macintosh |
| 63 | 1 | 0.00 | 0 | 0.00 | Windows 90 |
| 64 | 2 | 0.00 | 0 | 0.00 | +http://www.xovibot.net/ |
