| Used Operating Systems |
| 1 | 7510 | 36.89 | 129 | 1.99 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5895 | 28.96 | 3189 | 49.20 | Windows NT |
| 3 | 1643 | 8.07 | 1552 | 23.94 | +http://www.baidu.com/search/spider.html |
| 4 | 1391 | 6.83 | 121 | 1.87 | +http://yandex.com/bots |
| 5 | 1014 | 4.98 | 574 | 8.86 | +http://ahrefs.com/robot/ |
| 6 | 596 | 2.93 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 7 | 577 | 2.83 | 228 | 3.52 | +http://www.google.com/bot.html |
| 8 | 431 | 2.12 | 143 | 2.21 | +http://www.bing.com/bingbot.htm |
| 9 | 354 | 1.74 | 101 | 1.56 | +http://www.linkdex.com/bots/ |
| 10 | 330 | 1.62 | 140 | 2.16 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 220 | 1.08 | 92 | 1.42 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 105 | 0.52 | 68 | 1.05 | +http://www.xovibot.net/ |
| 13 | 64 | 0.31 | 29 | 0.45 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 27 | 0.13 | 13 | 0.20 | +http://www.exabot.com/go/robot |
| 15 | 26 | 0.13 | 13 | 0.20 | X11 |
| 16 | 19 | 0.09 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 17 | 15 | 0.07 | 13 | 0.20 | Windows 95 |
| 18 | 14 | 0.07 | 7 | 0.11 | +http://duckduckgo.com |
| 19 | 10 | 0.05 | 0 | 0.00 | Linux [unknown version] |
| 20 | 7 | 0.03 | 4 | 0.06 | Windows 3.1 |
| 21 | 7 | 0.03 | 4 | 0.06 | Android 2.3.5 |
| 22 | 7 | 0.03 | 1 | 0.02 | Windows 98 |
| 23 | 7 | 0.03 | 7 | 0.11 | PPC Mac OS X 10.5 |
| 24 | 6 | 0.03 | 6 | 0.09 | Linux i686 [unknown version] |
| 25 | 6 | 0.03 | 3 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 6 | 0.03 | 6 | 0.09 | +http://domainsigma.com/robot |
| 27 | 5 | 0.02 | 4 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 28 | 4 | 0.02 | 1 | 0.02 | +http://getdownload.ws |
| 29 | 4 | 0.02 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 30 | 4 | 0.02 | 1 | 0.02 | +http://trumpetsheetmusic.org |
| 31 | 4 | 0.02 | 1 | 0.02 | +http://medialine-it.com |
| 32 | 4 | 0.02 | 1 | 0.02 | +http://mercedes-w123.net |
| 33 | 4 | 0.02 | 1 | 0.02 | Windows XP |
| 34 | 4 | 0.02 | 1 | 0.02 | +http://t2downloads.xyz |
| 35 | 4 | 0.02 | 4 | 0.06 | Intel Mac OS X 10.6 |
| 36 | 4 | 0.02 | 1 | 0.02 | +http://get4dl.net |
| 37 | 3 | 0.01 | 3 | 0.05 | Windows 2000 |
| 38 | 3 | 0.01 | 2 | 0.03 | +http://www.proximic.com/info/spider.php |
| 39 | 3 | 0.01 | 3 | 0.05 | +http://fb02itsscan.fh-muenster.de |
| 40 | 2 | 0.01 | 2 | 0.03 | Windows CE |
| 41 | 2 | 0.01 | 0 | 0.00 | Nintendo DSi |
| 42 | 2 | 0.01 | 2 | 0.03 | Win32 |
| 43 | 2 | 0.01 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 44 | 2 | 0.01 | 2 | 0.03 | Windows ME |
| 45 | 2 | 0.01 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 46 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 47 | 2 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 48 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 49 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
