| Used Operating Systems |
| 1 | 28298 | 72.40 | 3051 | 51.50 | Windows NT |
| 2 | 3861 | 9.88 | 103 | 1.74 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2901 | 7.42 | 131 | 2.21 | +http://yandex.com/bots |
| 4 | 2337 | 5.98 | 2012 | 33.96 | +http://www.baidu.com/search/spider.html |
| 5 | 516 | 1.32 | 4 | 0.07 | +http://www.warebay.com/bot.html |
| 6 | 438 | 1.12 | 316 | 5.33 | +http://www.google.com/bot.html |
| 7 | 325 | 0.83 | 94 | 1.59 | +http://www.bing.com/bingbot.htm |
| 8 | 140 | 0.36 | 116 | 1.96 | +http://www.linkdex.com/bots/ |
| 9 | 34 | 0.09 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 10 | 30 | 0.08 | 6 | 0.10 | X11 |
| 11 | 21 | 0.05 | 7 | 0.12 | +http://ahrefs.com/robot/ |
| 12 | 19 | 0.05 | 5 | 0.08 | Android 2.3.5 |
| 13 | 19 | 0.05 | 7 | 0.12 | +http://www.exabot.com/go/robot |
| 14 | 16 | 0.04 | 1 | 0.02 | J2ME/MIDP |
| 15 | 10 | 0.03 | 3 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 10 | 0.03 | 4 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 10 | 0.03 | 5 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 8 | 0.02 | 4 | 0.07 | http://www.searchmetrics.com/en/searchme... |
| 19 | 8 | 0.02 | 3 | 0.05 | +http://help.coccoc.com/ |
| 20 | 8 | 0.02 | 4 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 7 | 0.02 | 7 | 0.12 | Linux i686 [unknown version] |
| 22 | 6 | 0.02 | 6 | 0.10 | Windows 95 |
| 23 | 6 | 0.02 | 3 | 0.05 | +http://duckduckgo.com |
| 24 | 6 | 0.02 | 6 | 0.10 | +http://domainsigma.com/robot |
| 25 | 4 | 0.01 | 1 | 0.02 | +http://getdownload.ws |
| 26 | 4 | 0.01 | 2 | 0.03 | Mail.RU_Bot/Robots; +http://go.mail.ru/h... |
| 27 | 4 | 0.01 | 1 | 0.02 | +http://trumpetsheetmusic.org |
| 28 | 4 | 0.01 | 1 | 0.02 | +http://medialine-it.com |
| 29 | 4 | 0.01 | 1 | 0.02 | +http://t2downloads.xyz |
| 30 | 3 | 0.01 | 1 | 0.02 | http://www.lipperhey.com/ |
| 31 | 3 | 0.01 | 1 | 0.02 | +http://downloadmine.biz |
| 32 | 3 | 0.01 | 2 | 0.03 | Windows 98 |
| 33 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 34 | 2 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 35 | 2 | 0.01 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 36 | 2 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 37 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 38 | 2 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 39 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 40 | 1 | 0.00 | 0 | 0.00 | Series 60 |
| 41 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 42 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 43 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 44 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 45 | 1 | 0.00 | 1 | 0.02 | +http://gimme60.com |
| 46 | 1 | 0.00 | 0 | 0.00 | +http://www.xovibot.net/ |
| 47 | 1 | 0.00 | 1 | 0.02 | Windows XP |
