| Used Operating Systems |
| 1 | 4811 | 48.45 | 2058 | 38.55 | Windows NT |
| 2 | 2398 | 24.15 | 2073 | 38.83 | +http://www.baidu.com/search/spider.html |
| 3 | 1396 | 14.06 | 722 | 13.53 | +http://www.google.com/bot.html |
| 4 | 631 | 6.35 | 284 | 5.32 | +http://www.bing.com/bingbot.htm |
| 5 | 172 | 1.73 | 39 | 0.73 | +http://yandex.com/bots |
| 6 | 76 | 0.77 | 34 | 0.64 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 65 | 0.65 | 18 | 0.34 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 50 | 0.50 | 4 | 0.07 | +http://fulltext.sblog.cz/ |
| 9 | 37 | 0.37 | 12 | 0.22 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 36 | 0.36 | 18 | 0.34 | +http://www.exabot.com/go/robot |
| 11 | 30 | 0.30 | 16 | 0.30 | +http://ahrefs.com/robot/ |
| 12 | 30 | 0.30 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 13 | 30 | 0.30 | 15 | 0.28 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 22 | 0.22 | 2 | 0.04 | http://crawler.007ac9.net/ |
| 15 | 18 | 0.18 | 7 | 0.13 | Linux [unknown version] |
| 16 | 17 | 0.17 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 17 | 16 | 0.16 | 4 | 0.07 | X11 |
| 18 | 15 | 0.15 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 19 | 12 | 0.12 | 6 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 11 | 0.11 | 1 | 0.02 | http://www.lipperhey.com/ |
| 21 | 11 | 0.11 | 2 | 0.04 | Android 2.3.5 |
| 22 | 10 | 0.10 | 3 | 0.06 | +http://plus5files.net |
| 23 | 8 | 0.08 | 2 | 0.04 | +http://getdownload.ws |
| 24 | 6 | 0.06 | 3 | 0.06 | Wayback Machine Live Record; +http://arc... |
| 25 | 4 | 0.04 | 1 | 0.02 | +http://galaxydownloads.co |
| 26 | 4 | 0.04 | 2 | 0.04 | +info@netcraft.com |
| 27 | 3 | 0.03 | 1 | 0.02 | +http://mono.name |
| 28 | 3 | 0.03 | 3 | 0.06 | +http://pmoz.info/doc/botinfo.htm |
| 29 | 3 | 0.03 | 1 | 0.02 | +http://opendownload.pw |
| 30 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 31 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 32 | 1 | 0.01 | 1 | 0.02 | +http://fb02itsscan.fh-muenster.de |
| 33 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
