| Used Operating Systems |
| 1 | 53804 | 50.31 | 5266 | 32.20 | Windows NT |
| 2 | 14969 | 14.00 | 359 | 2.20 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 13139 | 12.29 | 8677 | 53.06 | +http://www.baidu.com/search/spider.html |
| 4 | 10822 | 10.12 | 159 | 0.97 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 4603 | 4.30 | 312 | 1.91 | +http://www.bing.com/bingbot.htm |
| 6 | 1718 | 1.61 | 422 | 2.58 | +http://www.google.com/bot.html |
| 7 | 1343 | 1.26 | 344 | 2.10 | +http://www.easou.com/search/spider.html |
| 8 | 1273 | 1.19 | 54 | 0.33 | +http://yandex.com/bots |
| 9 | 1059 | 0.99 | 55 | 0.34 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 587 | 0.55 | 7 | 0.04 | +http://fulltext.sblog.cz/ |
| 11 | 544 | 0.51 | 156 | 0.95 | +http://www.linkdex.com/bots/ |
| 12 | 487 | 0.46 | 12 | 0.07 | +http://ahrefs.com/robot/ |
| 13 | 354 | 0.33 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 14 | 326 | 0.30 | 133 | 0.81 | Windows 95 |
| 15 | 247 | 0.23 | 20 | 0.12 | Windows 98 |
| 16 | 205 | 0.19 | 29 | 0.18 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 178 | 0.17 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 18 | 102 | 0.10 | 2 | 0.01 | Android |
| 19 | 97 | 0.09 | 1 | 0.01 | +http://endb-consolidated.aihit.com/ |
| 20 | 84 | 0.08 | 8 | 0.05 | +http://www.exabot.com/go/robot |
| 21 | 64 | 0.06 | 16 | 0.10 | +http://www.profound.net/urlappendbot.ht... |
| 22 | 60 | 0.06 | 27 | 0.17 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 59 | 0.06 | 33 | 0.20 | MSIE 5.5; Windows NT 5.0 |
| 24 | 58 | 0.05 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 25 | 55 | 0.05 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 26 | 54 | 0.05 | 30 | 0.18 | Windows 3.1 |
| 27 | 52 | 0.05 | 26 | 0.16 | Windows ME |
| 28 | 51 | 0.05 | 31 | 0.19 | Windows CE |
| 29 | 51 | 0.05 | 29 | 0.18 | Windows 2000 |
| 30 | 48 | 0.04 | 1 | 0.01 | Windows XP |
| 31 | 48 | 0.04 | 26 | 0.16 | ) - BrowseX (2.0.0 Windows |
| 32 | 44 | 0.04 | 24 | 0.15 | Auto; Windows |
| 33 | 44 | 0.04 | 11 | 0.07 | +http://www.profound.net/domainappender |
| 34 | 43 | 0.04 | 27 | 0.17 | MSIE 5.5; Windows NT 4.0 |
| 35 | 31 | 0.03 | 1 | 0.01 | +http://siteexplorer.info/ |
| 36 | 30 | 0.03 | 7 | 0.04 | X11 |
| 37 | 29 | 0.03 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 38 | 27 | 0.03 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 39 | 26 | 0.02 | 1 | 0.01 | +http://www.linkpad.ru |
| 40 | 24 | 0.02 | 3 | 0.02 | Wayback Machine Live Record; +http://arc... |
| 41 | 19 | 0.02 | 4 | 0.02 | Android 2.3.5 |
| 42 | 12 | 0.01 | 1 | 0.01 | Macintosh PPC |
| 43 | 11 | 0.01 | 9 | 0.06 | +info@netcraft.com |
| 44 | 8 | 0.01 | 4 | 0.02 | Linux i686 [unknown version] |
| 45 | 8 | 0.01 | 1 | 0.01 | +http://www.xovibot.net/ |
| 46 | 6 | 0.01 | 2 | 0.01 | +http://a14download.com |
| 47 | 4 | 0.00 | 1 | 0.01 | +http://getdownload.ws |
| 48 | 4 | 0.00 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 49 | 4 | 0.00 | 1 | 0.01 | +http://dl2engine.net |
| 50 | 3 | 0.00 | 1 | 0.01 | Win32 |
| 51 | 3 | 0.00 | 1 | 0.01 | +http://onlythegames.com |
| 52 | 3 | 0.00 | 1 | 0.01 | +http://www.wevika.de/ |
| 53 | 3 | 0.00 | 1 | 0.01 | +http://mydownloadengine.com |
| 54 | 2 | 0.00 | 2 | 0.01 | crawler@mixrank.com |
| 55 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 56 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 57 | 2 | 0.00 | 2 | 0.01 | Linux [unknown version] |
| 58 | 2 | 0.00 | 0 | 0.00 | +http://www.idmarch.org/bot.html |
| 59 | 2 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 60 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 61 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 62 | 1 | 0.00 | 1 | 0.01 | MSIE 6.0; Windows NT 5.1 |
| 63 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 64 | 1 | 0.00 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 65 | 1 | 0.00 | 1 | 0.01 | Linux i586 [unknown version] |
| 66 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 67 | 1 | 0.00 | 1 | 0.01 | http://blog.wasalive.com/wasalive-bots/ |
