| Used Operating Systems |
| 1 | 446 | 19.79 | 199 | 19.32 | Windows NT |
| 2 | 377 | 16.73 | 199 | 19.32 | +http://www.bing.com/bingbot.htm |
| 3 | 349 | 15.48 | 106 | 10.29 | +http://www.google.com/bot.html |
| 4 | 254 | 11.27 | 84 | 8.16 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 201 | 8.92 | 84 | 8.16 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 150 | 6.65 | 146 | 14.17 | +http://www.baidu.com/search/spider.html |
| 7 | 142 | 6.30 | 82 | 7.96 | +http://yandex.com/bots |
| 8 | 62 | 2.75 | 43 | 4.17 | +http://www.uptime.com/uptimebot |
| 9 | 54 | 2.40 | 6 | 0.58 | +http://OpenLinkProfiler.org/bot |
| 10 | 27 | 1.20 | 14 | 1.36 | +http://ahrefs.com/robot/ |
| 11 | 26 | 1.15 | 12 | 1.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 22 | 0.98 | 4 | 0.39 | Windows 98 |
| 13 | 20 | 0.89 | 10 | 0.97 | +http://www.exabot.com/go/robot |
| 14 | 18 | 0.80 | 2 | 0.19 | +http://webmeup-crawler.com/ |
| 15 | 16 | 0.71 | 10 | 0.97 | support.orangebot@orange.com |
| 16 | 16 | 0.71 | 2 | 0.19 | +http://filterdb.iss.net/crawler/ |
| 17 | 10 | 0.44 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 18 | 9 | 0.40 | 3 | 0.29 | Auto; Windows |
| 19 | 8 | 0.35 | 1 | 0.10 | +http://megaindex.com/crawler |
| 20 | 6 | 0.27 | 2 | 0.19 | Windows CE |
| 21 | 6 | 0.27 | 2 | 0.19 | +http://fulltext.sblog.cz/ |
| 22 | 5 | 0.22 | 0 | 0.00 | Linux [unknown version] |
| 23 | 5 | 0.22 | 3 | 0.29 | Windows XP |
| 24 | 4 | 0.18 | 4 | 0.39 | http://nmap.org/book/nse.html |
| 25 | 4 | 0.18 | 2 | 0.19 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 3 | 0.13 | 3 | 0.29 | +http://glutenfreepleasure.com/ |
| 27 | 3 | 0.13 | 1 | 0.10 | Windows 95 |
| 28 | 3 | 0.13 | 2 | 0.19 | +info@netcraft.com |
| 29 | 2 | 0.09 | 2 | 0.19 | Linux i686 [unknown version] |
| 30 | 2 | 0.09 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 31 | 2 | 0.09 | 2 | 0.19 | +http://www.grapeshot.co.uk/crawler.php |
| 32 | 2 | 0.09 | 0 | 0.00 | Android 2.3.5 |
