| Used Operating Systems |
| 1 | 8771 | 39.48 | 333 | 4.49 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4158 | 18.71 | 3452 | 46.59 | +http://www.baidu.com/search/spider.html |
| 3 | 3321 | 14.95 | 2111 | 28.49 | Windows NT |
| 4 | 2577 | 11.60 | 272 | 3.67 | +http://yandex.com/bots |
| 5 | 886 | 3.99 | 245 | 3.31 | +http://www.google.com/bot.html |
| 6 | 648 | 2.92 | 339 | 4.58 | +http://www.bing.com/bingbot.htm |
| 7 | 597 | 2.69 | 148 | 2.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 446 | 2.01 | 129 | 1.74 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 300 | 1.35 | 212 | 2.86 | +http://www.linkdex.com/bots/ |
| 10 | 66 | 0.30 | 2 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 11 | 64 | 0.29 | 2 | 0.03 | Android |
| 12 | 50 | 0.23 | 28 | 0.38 | +http://ahrefs.com/robot/ |
| 13 | 35 | 0.16 | 10 | 0.13 | +http://fulltext.sblog.cz/ |
| 14 | 34 | 0.15 | 17 | 0.23 | +http://www.exabot.com/go/robot |
| 15 | 30 | 0.14 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 16 | 20 | 0.09 | 2 | 0.03 | +http://endb-consolidated.aihit.com/ |
| 17 | 19 | 0.09 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 18 | 17 | 0.08 | 15 | 0.20 | X11 |
| 19 | 15 | 0.07 | 5 | 0.07 | Linux [unknown version] |
| 20 | 12 | 0.05 | 4 | 0.05 | +http://downloaflare.biz |
| 21 | 12 | 0.05 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 22 | 10 | 0.05 | 10 | 0.13 | +http://www.easou.com/search/spider.html |
| 23 | 10 | 0.05 | 6 | 0.08 | Android 2.3.5 |
| 24 | 10 | 0.05 | 10 | 0.13 | +http://wmaid.com/explore/ |
| 25 | 10 | 0.05 | 2 | 0.03 | +http://tryload.in |
| 26 | 8 | 0.04 | 4 | 0.05 | +http://help.coccoc.com/ |
| 27 | 7 | 0.03 | 3 | 0.04 | Auto; Windows |
| 28 | 7 | 0.03 | 5 | 0.07 | Windows 95 |
| 29 | 6 | 0.03 | 2 | 0.03 | +http://getdownload.ws |
| 30 | 6 | 0.03 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 31 | 6 | 0.03 | 3 | 0.04 | +http://botw.org |
| 32 | 6 | 0.03 | 2 | 0.03 | +http://overx50.com/ |
| 33 | 4 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 4 | 0.02 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 35 | 4 | 0.02 | 4 | 0.05 | Intel Mac OS X 10.4 |
| 36 | 4 | 0.02 | 1 | 0.01 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 37 | 4 | 0.02 | 2 | 0.03 | +http://www.idmarch.org/bot.html |
| 38 | 4 | 0.02 | 4 | 0.05 | Windows 98 |
| 39 | 3 | 0.01 | 3 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 40 | 3 | 0.01 | 1 | 0.01 | Trident/6.0; Windows 98; FDM; MyIE2; Spa... |
| 41 | 3 | 0.01 | 1 | 0.01 | Trident/6.0; Windows 98; Zango 9.4.33; D... |
| 42 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 43 | 2 | 0.01 | 1 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 44 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 45 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 46 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 47 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 48 | 2 | 0.01 | 2 | 0.03 | Windows XP |
| 49 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 50 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 51 | 1 | 0.00 | 1 | 0.01 | +http://www.seodiver.com/bot |
| 52 | 1 | 0.00 | 1 | 0.01 | +http://www.xovibot.net/ |
| 53 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
