| Used Operating Systems |
| 1 | 3815 | 29.99 | 1837 | 30.33 | Windows NT |
| 2 | 2088 | 16.41 | 2007 | 33.14 | +http://www.baidu.com/search/spider.html |
| 3 | 1376 | 10.82 | 693 | 11.44 | +http://www.google.com/bot.html |
| 4 | 1052 | 8.27 | 313 | 5.17 | +http://www.bing.com/bingbot.htm |
| 5 | 920 | 7.23 | 424 | 7.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 848 | 6.67 | 151 | 2.49 | +http://yandex.com/bots |
| 7 | 561 | 4.41 | 277 | 4.57 | +http://ahrefs.com/robot/ |
| 8 | 293 | 2.30 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 9 | 275 | 2.16 | 81 | 1.34 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 229 | 1.80 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 11 | 228 | 1.79 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 12 | 210 | 1.65 | 42 | 0.69 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 144 | 1.13 | 16 | 0.26 | http://www.searchmetrics.com/en/searchme... |
| 14 | 123 | 0.97 | 57 | 0.94 | +http://www.linkdex.com/bots/ |
| 15 | 121 | 0.95 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 16 | 47 | 0.37 | 1 | 0.02 | +http://www.linkpad.ru |
| 17 | 47 | 0.37 | 37 | 0.61 | +http://www.easou.com/search/spider.html |
| 18 | 45 | 0.35 | 2 | 0.03 | http://www.lipperhey.com/ |
| 19 | 30 | 0.24 | 10 | 0.17 | Windows 95 |
| 20 | 21 | 0.17 | 5 | 0.08 | Windows ME |
| 21 | 20 | 0.16 | 10 | 0.17 | http://www.opensiteexplorer.org/dotbot, ... |
| 22 | 20 | 0.16 | 5 | 0.08 | Windows XP |
| 23 | 18 | 0.14 | 9 | 0.15 | +http://www.xovibot.net/ |
| 24 | 17 | 0.13 | 9 | 0.15 | +http://www.exabot.com/go/robot |
| 25 | 16 | 0.13 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 26 | 15 | 0.12 | 5 | 0.08 | Windows 2000 |
| 27 | 15 | 0.12 | 5 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 28 | 15 | 0.12 | 5 | 0.08 | Windows 98 |
| 29 | 9 | 0.07 | 3 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 30 | 9 | 0.07 | 9 | 0.15 | Linux i686 [unknown version] |
| 31 | 8 | 0.06 | 4 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 8 | 0.06 | 8 | 0.13 | +http://domainsigma.com/robot |
| 33 | 8 | 0.06 | 2 | 0.03 | +http://r4downloads.co |
| 34 | 6 | 0.05 | 0 | 0.00 | J2ME/MIDP |
| 35 | 6 | 0.05 | 2 | 0.03 | Auto; Windows |
| 36 | 6 | 0.05 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 37 | 6 | 0.05 | 2 | 0.03 | Windows 3.1 |
| 38 | 6 | 0.05 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 39 | 4 | 0.03 | 1 | 0.02 | +http://medialine-it.com |
| 40 | 4 | 0.03 | 1 | 0.02 | +http://isdownload.biz |
| 41 | 4 | 0.03 | 1 | 0.02 | +http://t2downloads.xyz |
| 42 | 3 | 0.02 | 1 | 0.02 | Windows CE |
| 43 | 3 | 0.02 | 3 | 0.05 | +http://fb02itsscan.fh-muenster.de |
| 44 | 3 | 0.02 | 1 | 0.02 | +http://getdownload.ws |
| 45 | 3 | 0.02 | 1 | 0.02 | +http://prox100download.com |
| 46 | 3 | 0.02 | 1 | 0.02 | +http://trumpetsheetmusic.org |
| 47 | 3 | 0.02 | 2 | 0.03 | X11 |
| 48 | 2 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 49 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 50 | 2 | 0.02 | 1 | 0.02 | Android 2.3.5 |
| 51 | 2 | 0.02 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 52 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 53 | 1 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 54 | 1 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 55 | 1 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
