| Used Operating Systems |
| 1 | 17609 | 33.01 | 11517 | 62.45 | +http://www.baidu.com/search/spider.html |
| 2 | 16212 | 30.39 | 4815 | 26.11 | Windows NT |
| 3 | 11286 | 21.16 | 266 | 1.44 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 2054 | 3.85 | 621 | 3.37 | +http://www.google.com/bot.html |
| 5 | 1301 | 2.44 | 285 | 1.55 | help@moz.com |
| 6 | 1298 | 2.43 | 376 | 2.04 | +http://www.bing.com/bingbot.htm |
| 7 | 1018 | 1.91 | 116 | 0.63 | +http://yandex.com/bots |
| 8 | 684 | 1.28 | 44 | 0.24 | Windows 98 |
| 9 | 441 | 0.83 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 10 | 292 | 0.55 | 113 | 0.61 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 242 | 0.45 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 12 | 159 | 0.30 | 76 | 0.41 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 97 | 0.18 | 35 | 0.19 | +http://www.linkdex.com/about/bots/ |
| 14 | 93 | 0.17 | 28 | 0.15 | Windows CE |
| 15 | 76 | 0.14 | 9 | 0.05 | X11 |
| 16 | 71 | 0.13 | 3 | 0.02 | J2ME/MIDP |
| 17 | 71 | 0.13 | 31 | 0.17 | +http://www.exabot.com/go/robot |
| 18 | 50 | 0.09 | 3 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 19 | 39 | 0.07 | 36 | 0.20 | +http://www.easou.com/search/spider.html |
| 20 | 36 | 0.07 | 4 | 0.02 | Android 2.3.5 |
| 21 | 30 | 0.06 | 12 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 22 | 29 | 0.05 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 23 | 28 | 0.05 | 1 | 0.01 | +http://www.linkpad.ru |
| 24 | 20 | 0.04 | 10 | 0.05 | Windows 95 |
| 25 | 18 | 0.03 | 8 | 0.04 | MSIE 5.5; Windows 95 |
| 26 | 11 | 0.02 | 7 | 0.04 | Windows ME |
| 27 | 8 | 0.01 | 4 | 0.02 | http://crawler.sistrix.net/ |
| 28 | 8 | 0.01 | 0 | 0.00 | Windows 9. |
| 29 | 7 | 0.01 | 0 | 0.00 | Win32 |
| 30 | 7 | 0.01 | 4 | 0.02 | +http://support.embed.ly/ |
| 31 | 7 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 32 | 4 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 33 | 4 | 0.01 | 1 | 0.01 | Windows XP |
| 34 | 4 | 0.01 | 2 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 35 | 3 | 0.01 | 3 | 0.02 | Windows 2000 |
| 36 | 3 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 37 | 2 | 0.00 | 1 | 0.01 | Android |
| 38 | 2 | 0.00 | 0 | 0.00 | Windows 92 |
| 39 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 41 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 42 | 2 | 0.00 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 43 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 44 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 45 | 1 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 46 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 47 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 48 | 1 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 49 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 50 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
