| Used Operating Systems |
| 1 | 2962 | 29.75 | 2479 | 48.78 | +http://www.baidu.com/search/spider.html |
| 2 | 2061 | 20.70 | 1242 | 24.44 | Windows NT |
| 3 | 1764 | 17.72 | 127 | 2.50 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 1015 | 10.20 | 455 | 8.95 | +http://www.bing.com/bingbot.htm |
| 5 | 800 | 8.04 | 386 | 7.60 | +http://www.google.com/bot.html |
| 6 | 365 | 3.67 | 69 | 1.36 | +http://yandex.com/bots |
| 7 | 263 | 2.64 | 66 | 1.30 | +http://www.linkdex.com/bots/ |
| 8 | 113 | 1.14 | 59 | 1.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 87 | 0.87 | 6 | 0.12 | +http://fulltext.sblog.cz/ |
| 10 | 80 | 0.80 | 2 | 0.04 | PPC Mac OS X 10.4 |
| 11 | 64 | 0.64 | 40 | 0.79 | +http://ahrefs.com/robot/ |
| 12 | 45 | 0.45 | 24 | 0.47 | +http://www.exabot.com/go/robot |
| 13 | 42 | 0.42 | 21 | 0.41 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 36 | 0.36 | 4 | 0.08 | http://www.lipperhey.com/ |
| 15 | 34 | 0.34 | 13 | 0.26 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 24 | 0.24 | 11 | 0.22 | +http://help.coccoc.com/ |
| 17 | 22 | 0.22 | 4 | 0.08 | +http://www.xovibot.net/ |
| 18 | 20 | 0.20 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 19 | 14 | 0.14 | 12 | 0.24 | +info@netcraft.com |
| 20 | 14 | 0.14 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 21 | 12 | 0.12 | 6 | 0.12 | +https://www.mojeek.com/bot.html |
| 22 | 10 | 0.10 | 5 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 9 | 0.09 | 9 | 0.18 | +http://www.domaintuno.com/robot |
| 24 | 8 | 0.08 | 2 | 0.04 | +http://getdownload.ws |
| 25 | 8 | 0.08 | 2 | 0.04 | +http://trumpetsheetmusic.org |
| 26 | 8 | 0.08 | 2 | 0.04 | +http://mercedes-w123.net |
| 27 | 8 | 0.08 | 2 | 0.04 | +http://t2downloads.xyz |
| 28 | 8 | 0.08 | 2 | 0.04 | Windows 98 |
| 29 | 6 | 0.06 | 6 | 0.12 | +http://pmoz.info/doc/botinfo.htm |
| 30 | 6 | 0.06 | 2 | 0.04 | +http://downloadmine.biz |
| 31 | 6 | 0.06 | 3 | 0.06 | http://crawler.sistrix.net/ |
| 32 | 6 | 0.06 | 2 | 0.04 | +http://prlog.ru/ |
| 33 | 6 | 0.06 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 34 | 5 | 0.05 | 3 | 0.06 | +http://gimme60.com |
| 35 | 4 | 0.04 | 4 | 0.08 | +http://fb02itsscan.fh-muenster.de |
| 36 | 4 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 4 | 0.04 | 2 | 0.04 | +http://www.wmtips.com/tools/ |
| 38 | 4 | 0.04 | 2 | 0.04 | +http://duckduckgo.com |
| 39 | 2 | 0.02 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 40 | 2 | 0.02 | 2 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 41 | 2 | 0.02 | 2 | 0.04 | X11 |
| 42 | 2 | 0.02 | 2 | 0.04 | Linux i686 [unknown version] |
