| Used Operating Systems |
| 1 | 3346 | 26.80 | 1940 | 25.93 | Windows NT |
| 2 | 2337 | 18.72 | 2280 | 30.48 | +http://www.baidu.com/search/spider.html |
| 3 | 2163 | 17.32 | 1311 | 17.52 | +http://www.easou.com/search/spider.html |
| 4 | 923 | 7.39 | 515 | 6.88 | +http://www.google.com/bot.html |
| 5 | 763 | 6.11 | 531 | 7.10 | +http://www.bing.com/bingbot.htm |
| 6 | 753 | 6.03 | 119 | 1.59 | +http://yandex.com/bots |
| 7 | 454 | 3.64 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 8 | 313 | 2.51 | 181 | 2.42 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 307 | 2.46 | 36 | 0.48 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 297 | 2.38 | 166 | 2.22 | +http://ahrefs.com/robot/ |
| 11 | 283 | 2.27 | 121 | 1.62 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 253 | 2.03 | 152 | 2.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 111 | 0.89 | 54 | 0.72 | +http://www.linkdex.com/bots/ |
| 14 | 36 | 0.29 | 4 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 15 | 27 | 0.22 | 17 | 0.23 | Linux [unknown version] |
| 16 | 25 | 0.20 | 13 | 0.17 | +http://www.exabot.com/go/robot |
| 17 | 24 | 0.19 | 11 | 0.15 | +http://fulltext.sblog.cz/ |
| 18 | 13 | 0.10 | 1 | 0.01 | Android |
| 19 | 9 | 0.07 | 9 | 0.12 | X11 |
| 20 | 6 | 0.05 | 2 | 0.03 | +http://getdownload.ws |
| 21 | 6 | 0.05 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 22 | 6 | 0.05 | 0 | 0.00 | Windows 98 |
| 23 | 5 | 0.04 | 3 | 0.04 | +http://www.xovibot.net/ |
| 24 | 4 | 0.03 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 25 | 3 | 0.02 | 1 | 0.01 | +http://downloaflare.biz |
| 26 | 3 | 0.02 | 3 | 0.04 | Android 2.3.5 |
| 27 | 2 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 28 | 2 | 0.02 | 1 | 0.01 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 29 | 2 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 30 | 2 | 0.02 | 1 | 0.01 | +info@netcraft.com |
| 31 | 2 | 0.02 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 1 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 33 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 34 | 1 | 0.01 | 1 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 35 | 1 | 0.01 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 36 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 37 | 1 | 0.01 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 38 | 1 | 0.01 | 1 | 0.01 | Linux i686 [unknown version] |
