| Used Operating Systems |
| 1 | 40741 | 84.37 | 1670 | 42.25 | Windows NT |
| 2 | 2551 | 5.28 | 336 | 8.50 | +http://www.bing.com/bingbot.htm |
| 3 | 1470 | 3.04 | 1414 | 35.77 | +http://www.baidu.com/search/spider.html |
| 4 | 688 | 1.42 | 37 | 0.94 | +http://yandex.com/bots |
| 5 | 387 | 0.80 | 179 | 4.53 | +http://www.google.com/bot.html |
| 6 | 294 | 0.61 | 2 | 0.05 | AOL 9.6; AOLBuild 4340.5004; Windows NT ... |
| 7 | 268 | 0.55 | 2 | 0.05 | Windows 92 |
| 8 | 221 | 0.46 | 3 | 0.08 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 9 | 216 | 0.45 | 2 | 0.05 | Windows Phone OS 7.5 |
| 10 | 205 | 0.42 | 1 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 11 | 165 | 0.34 | 1 | 0.03 | BREW |
| 12 | 159 | 0.33 | 46 | 1.16 | Windows 95 |
| 13 | 143 | 0.30 | 46 | 1.16 | help@moz.com |
| 14 | 116 | 0.24 | 45 | 1.14 | http://www.majestic12.co.uk/bot.php?+ |
| 15 | 111 | 0.23 | 3 | 0.08 | +http://webmeup-crawler.com/ |
| 16 | 59 | 0.12 | 3 | 0.08 | +http://endb-consolidated.aihit.com/ |
| 17 | 49 | 0.10 | 24 | 0.61 | +http://help.coccoc.com/ |
| 18 | 48 | 0.10 | 26 | 0.66 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 39 | 0.08 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 20 | 34 | 0.07 | 2 | 0.05 | +http://www.seokicks.de/robot.html |
| 21 | 32 | 0.07 | 15 | 0.38 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 32 | 0.07 | 6 | 0.15 | +http://fulltext.sblog.cz/ |
| 23 | 22 | 0.05 | 1 | 0.03 | +http://www.linkpad.ru |
| 24 | 21 | 0.04 | 19 | 0.48 | +http://www.easou.com/search/spider.html |
| 25 | 21 | 0.04 | 7 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 26 | 20 | 0.04 | 1 | 0.03 | http://www.lipperhey.com/ |
| 27 | 20 | 0.04 | 2 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 28 | 14 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 29 | 14 | 0.03 | 4 | 0.10 | Windows XP |
| 30 | 14 | 0.03 | 4 | 0.10 | Windows 98 |
| 31 | 13 | 0.03 | 7 | 0.18 | +http://www.exabot.com/go/robot |
| 32 | 12 | 0.02 | 6 | 0.15 | http://crawler.sistrix.net/ |
| 33 | 12 | 0.02 | 4 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 34 | 8 | 0.02 | 3 | 0.08 | +http://www.proximic.com/info/spider.php |
| 35 | 6 | 0.01 | 0 | 0.00 | Windows 9. |
| 36 | 6 | 0.01 | 2 | 0.05 | Linux 2.4.x |
| 37 | 6 | 0.01 | 2 | 0.05 | Windows ME |
| 38 | 6 | 0.01 | 4 | 0.10 | +http://www.grapeshot.co.uk/crawler.php |
| 39 | 5 | 0.01 | 3 | 0.08 | Windows CE |
| 40 | 4 | 0.01 | 2 | 0.05 | Win32 |
| 41 | 4 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 42 | 4 | 0.01 | 2 | 0.05 | +http://www.yunyun.com/spider.html |
| 43 | 4 | 0.01 | 2 | 0.05 | PPC Mac OS X Mach-O |
| 44 | 4 | 0.01 | 1 | 0.03 | +http://www.semrush.com/bot.html |
| 45 | 3 | 0.01 | 1 | 0.03 | Windows 2000 |
| 46 | 3 | 0.01 | 1 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 47 | 3 | 0.01 | 1 | 0.03 | Windows 3.1 |
| 48 | 3 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 49 | 3 | 0.01 | 1 | 0.03 | Linux i686 [unknown version] |
| 50 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 51 | 2 | 0.00 | 2 | 0.05 | +http://www.netseer.com/crawler.html; cr... |
| 52 | 1 | 0.00 | 1 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 53 | 1 | 0.00 | 1 | 0.03 | Linux [unknown version] |
| 54 | 1 | 0.00 | 1 | 0.03 | WinHttp.WinHttpRequest.5 |
| 55 | 1 | 0.00 | 0 | 0.00 | +http://www.meanpath.com/meanpathbot.htm... |
