| Used Operating Systems |
| 1 | 50640 | 49.98 | 511 | 5.12 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 40064 | 39.54 | 6638 | 66.47 | Windows NT |
| 3 | 3769 | 3.72 | 695 | 6.96 | +http://www.bing.com/bingbot.htm |
| 4 | 2009 | 1.98 | 76 | 0.76 | Windows 98 |
| 5 | 1542 | 1.52 | 1333 | 13.35 | +http://www.baidu.com/search/spider.html |
| 6 | 809 | 0.80 | 174 | 1.74 | +http://www.google.com/bot.html |
| 7 | 297 | 0.29 | 108 | 1.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 274 | 0.27 | 35 | 0.35 | +http://yandex.com/bots |
| 9 | 237 | 0.23 | 82 | 0.82 | +http://www.linkdex.com/about/bots/ |
| 10 | 185 | 0.18 | 52 | 0.52 | help@moz.com |
| 11 | 185 | 0.18 | 26 | 0.26 | +http://www.exabot.com/go/robot |
| 12 | 123 | 0.12 | 6 | 0.06 | X11 |
| 13 | 100 | 0.10 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 14 | 99 | 0.10 | 9 | 0.09 | +http://www.profound.net/urlappendbot.ht... |
| 15 | 89 | 0.09 | 7 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 78 | 0.08 | 41 | 0.41 | +http://www.easou.com/search/spider.html |
| 17 | 73 | 0.07 | 0 | 0.00 | Windows Phone OS 7.0 |
| 18 | 70 | 0.07 | 53 | 0.53 | Windows 95 |
| 19 | 69 | 0.07 | 4 | 0.04 | Android 2.3.5 |
| 20 | 69 | 0.07 | 2 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 21 | 56 | 0.06 | 4 | 0.04 | MAUI Runtime |
| 22 | 47 | 0.05 | 2 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 23 | 35 | 0.03 | 1 | 0.01 | http://www.lipperhey.com/ |
| 24 | 35 | 0.03 | 2 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 25 | 32 | 0.03 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 26 | 31 | 0.03 | 11 | 0.11 | +http://fulltext.sblog.cz/ |
| 27 | 25 | 0.02 | 1 | 0.01 | Windows Phone OS 7.5 |
| 28 | 25 | 0.02 | 15 | 0.15 | MSIE 5.5; Windows NT 4.0 |
| 29 | 23 | 0.02 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 30 | 22 | 0.02 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.2039; Windows NT ... |
| 31 | 21 | 0.02 | 7 | 0.07 | Windows XP |
| 32 | 19 | 0.02 | 4 | 0.04 | Intel Mac OS X 10.6 |
| 33 | 18 | 0.02 | 17 | 0.17 | Linux i686 [unknown version] |
| 34 | 14 | 0.01 | 10 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 35 | 12 | 0.01 | 10 | 0.10 | Windows CE |
| 36 | 12 | 0.01 | 11 | 0.11 | Windows 2000 |
| 37 | 11 | 0.01 | 0 | 0.00 | Win32 |
| 38 | 11 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 10 | 0.01 | 4 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 40 | 8 | 0.01 | 4 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 41 | 7 | 0.01 | 2 | 0.02 | WinHttp.WinHttpRequest.5 |
| 42 | 6 | 0.01 | 2 | 0.02 | Android |
| 43 | 6 | 0.01 | 1 | 0.01 | Linux [unknown version] |
| 44 | 6 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 45 | 6 | 0.01 | 4 | 0.04 | Windows 3.1 |
| 46 | 6 | 0.01 | 2 | 0.02 | +http://siteexplorer.info/ |
| 47 | 5 | 0.00 | 3 | 0.03 | Auto; Windows |
| 48 | 4 | 0.00 | 4 | 0.04 | iOS |
| 49 | 4 | 0.00 | 3 | 0.03 | Windows ME |
| 50 | 3 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 51 | 3 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 52 | 3 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 53 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 54 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 55 | 2 | 0.00 | 0 | 0.00 | Windows 92 |
| 56 | 2 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 57 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 58 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 59 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 60 | 1 | 0.00 | 1 | 0.01 | +http://www.loadtime.net/bot.html |
