| Used Operating Systems |
| 1 | 4724 | 30.44 | 2373 | 43.45 | Windows NT |
| 2 | 3597 | 23.18 | 97 | 1.78 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1941 | 12.51 | 1601 | 29.31 | +http://www.baidu.com/search/spider.html |
| 4 | 1177 | 7.58 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 5 | 902 | 5.81 | 192 | 3.52 | +http://yandex.com/bots |
| 6 | 892 | 5.75 | 406 | 7.43 | +http://ahrefs.com/robot/ |
| 7 | 687 | 4.43 | 301 | 5.51 | +http://www.google.com/bot.html |
| 8 | 412 | 2.65 | 200 | 3.66 | +http://www.bing.com/bingbot.htm |
| 9 | 375 | 2.42 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 10 | 329 | 2.12 | 105 | 1.92 | +http://www.linkdex.com/bots/ |
| 11 | 141 | 0.91 | 58 | 1.06 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 69 | 0.44 | 19 | 0.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 47 | 0.30 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 14 | 30 | 0.19 | 15 | 0.27 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 22 | 0.14 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 16 | 17 | 0.11 | 14 | 0.26 | Linux i686 [unknown version] |
| 17 | 12 | 0.08 | 8 | 0.15 | +http://www.xovibot.net/ |
| 18 | 12 | 0.08 | 6 | 0.11 | +http://www.exabot.com/go/robot |
| 19 | 11 | 0.07 | 9 | 0.16 | Windows 95 |
| 20 | 10 | 0.06 | 5 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 9 | 0.06 | 1 | 0.02 | +http://www.linkpad.ru |
| 22 | 8 | 0.05 | 3 | 0.05 | Windows 98 |
| 23 | 7 | 0.05 | 1 | 0.02 | Android 2.3.5 |
| 24 | 7 | 0.05 | 6 | 0.11 | +info@netcraft.com |
| 25 | 6 | 0.04 | 3 | 0.05 | +http://wmaid.com/explore/ |
| 26 | 6 | 0.04 | 2 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 27 | 5 | 0.03 | 1 | 0.02 | +http://overx50.com |
| 28 | 5 | 0.03 | 1 | 0.02 | +http://getdownload.ws |
| 29 | 5 | 0.03 | 2 | 0.04 | Windows 3.1 |
| 30 | 4 | 0.03 | 4 | 0.07 | Windows CE |
| 31 | 4 | 0.03 | 4 | 0.07 | Intel Mac OS X |
| 32 | 4 | 0.03 | 1 | 0.02 | +http://uni5download.com |
| 33 | 4 | 0.03 | 2 | 0.04 | X11 |
| 34 | 4 | 0.03 | 4 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 35 | 4 | 0.03 | 1 | 0.02 | +http://mydownloadengine.com |
| 36 | 3 | 0.02 | 3 | 0.05 | Windows 2000 |
| 37 | 3 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 38 | 3 | 0.02 | 1 | 0.02 | +http://downloaflare.biz |
| 39 | 3 | 0.02 | 3 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 40 | 3 | 0.02 | 1 | 0.02 | +http://inload.me |
| 41 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 42 | 2 | 0.01 | 2 | 0.04 | +http://fb02itsscan.fh-muenster.de |
| 43 | 2 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 44 | 2 | 0.01 | 2 | 0.04 | Linux [unknown version] |
| 45 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 46 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 47 | 1 | 0.01 | 0 | 0.00 | Windows XP |
| 48 | 1 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 49 | 1 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 50 | 1 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.101; Windows NT 6... |
