| Used Operating Systems |
| 1 | 2071 | 38.65 | 1876 | 54.22 | +http://www.baidu.com/search/spider.html |
| 2 | 1541 | 28.76 | 1212 | 35.03 | Windows NT |
| 3 | 870 | 16.23 | 56 | 1.62 | +http://yandex.com/bots |
| 4 | 301 | 5.62 | 98 | 2.83 | +http://www.google.com/bot.html |
| 5 | 195 | 3.64 | 91 | 2.63 | +http://www.bing.com/bingbot.htm |
| 6 | 60 | 1.12 | 4 | 0.12 | +http://www.aihitdata.com/about |
| 7 | 40 | 0.75 | 3 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 8 | 32 | 0.60 | 14 | 0.40 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 32 | 0.60 | 16 | 0.46 | +http://www.meanpath.com/meanpathbot.htm... |
| 10 | 28 | 0.52 | 2 | 0.06 | http://www.lipperhey.com/ |
| 11 | 24 | 0.45 | 12 | 0.35 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 24 | 0.45 | 17 | 0.49 | +http://ahrefs.com/robot/ |
| 13 | 12 | 0.22 | 12 | 0.35 | +http://www.domaintuno.com/robot |
| 14 | 12 | 0.22 | 3 | 0.09 | +http://u2search.co |
| 15 | 12 | 0.22 | 3 | 0.09 | +http://prox100download.com |
| 16 | 12 | 0.22 | 4 | 0.12 | +http://alphaphitote.com |
| 17 | 12 | 0.22 | 6 | 0.17 | http://www.majestic12.co.uk/bot.php?+ |
| 18 | 12 | 0.22 | 3 | 0.09 | +http://r4downloads.co |
| 19 | 10 | 0.19 | 0 | 0.00 | Linux [unknown version] |
| 20 | 8 | 0.15 | 2 | 0.06 | +http://downloadmine.biz |
| 21 | 8 | 0.15 | 2 | 0.06 | +http://plus5files.net |
| 22 | 6 | 0.11 | 5 | 0.14 | Windows 95 |
| 23 | 6 | 0.11 | 4 | 0.12 | +info@netcraft.com |
| 24 | 6 | 0.11 | 1 | 0.03 | Windows 98 |
| 25 | 4 | 0.07 | 4 | 0.12 | +http://fb02itsscan.fh-muenster.de |
| 26 | 4 | 0.07 | 1 | 0.03 | +http://getdownload.ws |
| 27 | 4 | 0.07 | 1 | 0.03 | +http://trumpetsheetmusic.org |
| 28 | 4 | 0.07 | 3 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 29 | 3 | 0.06 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 30 | 2 | 0.04 | 1 | 0.03 | Android 2.3.5 |
| 31 | 2 | 0.04 | 2 | 0.06 | +http://wmaid.com/en/explore/ |
| 32 | 1 | 0.02 | 1 | 0.03 | +http://gimmeUSA.com |
| 33 | 1 | 0.02 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
