| Used Operating Systems |
| 1 | 32008 | 71.11 | 9248 | 62.96 | Windows NT |
| 2 | 3426 | 7.61 | 1285 | 8.75 | +http://www.google.com/bot.html |
| 3 | 2244 | 4.99 | 1558 | 10.61 | +http://www.baidu.com/search/spider.html |
| 4 | 1059 | 2.35 | 598 | 4.07 | +http://www.bing.com/bingbot.htm |
| 5 | 875 | 1.94 | 432 | 2.94 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 611 | 1.36 | 176 | 1.20 | Windows 95 |
| 7 | 477 | 1.06 | 73 | 0.50 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 444 | 0.99 | 181 | 1.23 | +http://yandex.com/bots |
| 9 | 413 | 0.92 | 143 | 0.97 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 397 | 0.88 | 171 | 1.16 | MSIE 5.5; Windows NT 5.0 |
| 11 | 391 | 0.87 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 12 | 353 | 0.78 | 289 | 1.97 | +http://ahrefs.com/robot/ |
| 13 | 343 | 0.76 | 72 | 0.49 | Windows 98 |
| 14 | 189 | 0.42 | 12 | 0.08 | +http://fulltext.sblog.cz/ |
| 15 | 140 | 0.31 | 35 | 0.24 | +http://help.coccoc.com/ |
| 16 | 118 | 0.26 | 34 | 0.23 | Windows 3.1 |
| 17 | 113 | 0.25 | 36 | 0.25 | Windows 2000 |
| 18 | 111 | 0.25 | 7 | 0.05 | Windows XP |
| 19 | 110 | 0.24 | 21 | 0.14 | +http://duckduckgo.com |
| 20 | 95 | 0.21 | 18 | 0.12 | Android |
| 21 | 92 | 0.20 | 33 | 0.22 | Windows ME |
| 22 | 91 | 0.20 | 4 | 0.03 | +http://www.semrush.com/bot.html |
| 23 | 91 | 0.20 | 30 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 24 | 88 | 0.20 | 32 | 0.22 | Windows CE |
| 25 | 80 | 0.18 | 24 | 0.16 | +http://www.linkdex.com/bots/ |
| 26 | 77 | 0.17 | 11 | 0.07 | +http://www.exabot.com/go/robot |
| 27 | 76 | 0.17 | 30 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 70 | 0.16 | 13 | 0.09 | +http://www.findxbot.com |
| 29 | 42 | 0.09 | 21 | 0.14 | +http://help.naver.com/robots/ |
| 30 | 39 | 0.09 | 3 | 0.02 | +http://www.profound.net/domainappender |
| 31 | 38 | 0.08 | 20 | 0.14 | +http://www.xovibot.net/ |
| 32 | 30 | 0.07 | 6 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 33 | 27 | 0.06 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 34 | 24 | 0.05 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 35 | 20 | 0.04 | 1 | 0.01 | http://www.lipperhey.com/ |
| 36 | 18 | 0.04 | 3 | 0.02 | J2ME/MIDP |
| 37 | 17 | 0.04 | 6 | 0.04 | Linux [unknown version] |
| 38 | 17 | 0.04 | 4 | 0.03 | +info@netcraft.com |
| 39 | 16 | 0.04 | 4 | 0.03 | +http://www.domaintuno.com/robot |
| 40 | 12 | 0.03 | 5 | 0.03 | support.orangebot@orange.com |
| 41 | 12 | 0.03 | 3 | 0.02 | +http://www.proximic.com/info/spider.php |
| 42 | 10 | 0.02 | 10 | 0.07 | +http://flipboard.com/browserproxy |
| 43 | 9 | 0.02 | 3 | 0.02 | Auto; Windows |
| 44 | 9 | 0.02 | 8 | 0.05 | Linux i686 [unknown version] |
| 45 | 9 | 0.02 | 1 | 0.01 | NT4.0 |
| 46 | 8 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 8 | 0.02 | 1 | 0.01 | +http://www.linkpad.ru |
| 48 | 8 | 0.02 | 1 | 0.01 | +http://gimme60.com |
| 49 | 7 | 0.02 | 1 | 0.01 | BlackBerry |
| 50 | 7 | 0.02 | 1 | 0.01 | +http://www.aihitdata.com/about |
| 51 | 6 | 0.01 | 0 | 0.00 | Windows 9. |
| 52 | 6 | 0.01 | 1 | 0.01 | Windows Phone OS 7.5 |
| 53 | 4 | 0.01 | 1 | 0.01 | +https://www.domaintuno.com/robot |
| 54 | 3 | 0.01 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 55 | 3 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 56 | 2 | 0.00 | 1 | 0.01 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 57 | 2 | 0.00 | 1 | 0.01 | i686 Linux; 20020603 |
| 58 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 59 | 2 | 0.00 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 60 | 2 | 0.00 | 1 | 0.01 | +http://advbot.org/bot.html |
| 61 | 1 | 0.00 | 1 | 0.01 | i686 Linux; 20021121 |
| 62 | 1 | 0.00 | 1 | 0.01 | Win32 |
| 63 | 1 | 0.00 | 1 | 0.01 | OpenBSD [unknown version] |
| 64 | 1 | 0.00 | 1 | 0.01 | i686 Linux; 20021109 |
| 65 | 1 | 0.00 | 1 | 0.01 | i686 Linux; 20021105 |
| 66 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 67 | 1 | 0.00 | 1 | 0.01 | +https://wbsrch.com |
| 68 | 1 | 0.00 | 0 | 0.00 | +http://fulltext.sblog.cz/screenshot/ |
| 69 | 1 | 0.00 | 1 | 0.01 | Solaris 8.x |
