| Used Operating Systems |
| 1 | 3257 | 32.16 | 1888 | 31.80 | Windows NT |
| 2 | 2941 | 29.04 | 2566 | 43.21 | +http://www.baidu.com/search/spider.html |
| 3 | 1274 | 12.58 | 654 | 11.01 | +http://ahrefs.com/robot/ |
| 4 | 809 | 7.99 | 75 | 1.26 | +http://yandex.com/bots |
| 5 | 643 | 6.35 | 330 | 5.56 | +http://www.google.com/bot.html |
| 6 | 464 | 4.58 | 252 | 4.24 | +http://www.bing.com/bingbot.htm |
| 7 | 343 | 3.39 | 26 | 0.44 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 148 | 1.46 | 49 | 0.83 | +http://www.linkdex.com/bots/ |
| 9 | 28 | 0.28 | 2 | 0.03 | Unknown |
| 10 | 26 | 0.26 | 6 | 0.10 | +http://advbot.net/bot.html |
| 11 | 22 | 0.22 | 5 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 12 | 18 | 0.18 | 9 | 0.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 18 | 0.18 | 9 | 0.15 | +http://duckduckgo.com |
| 14 | 14 | 0.14 | 7 | 0.12 | +http://gimme60.com |
| 15 | 12 | 0.12 | 6 | 0.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 10 | 0.10 | 7 | 0.12 | +http://www.semrush.com/bot.html |
| 17 | 10 | 0.10 | 5 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 9 | 0.09 | 3 | 0.05 | +http://www.aihitdata.com/about |
| 19 | 8 | 0.08 | 5 | 0.08 | http://crawler.sistrix.net/ |
| 20 | 8 | 0.08 | 2 | 0.03 | X11 |
| 21 | 7 | 0.07 | 7 | 0.12 | +http://www.domaintuno.com/robot |
| 22 | 6 | 0.06 | 2 | 0.03 | crawler@mixrank.com |
| 23 | 6 | 0.06 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 24 | 6 | 0.06 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 25 | 6 | 0.06 | 6 | 0.10 | +http://domainsigma.com/robot |
| 26 | 4 | 0.04 | 3 | 0.05 | Android 2.3.5 |
| 27 | 4 | 0.04 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 28 | 4 | 0.04 | 1 | 0.02 | +http://downloadg5.com |
| 29 | 3 | 0.03 | 1 | 0.02 | +http://getdownload.ws |
| 30 | 3 | 0.03 | 1 | 0.02 | Linux [unknown version] |
| 31 | 3 | 0.03 | 1 | 0.02 | +http://trumpetsheetmusic.org |
| 32 | 3 | 0.03 | 2 | 0.03 | +info@netcraft.com |
| 33 | 2 | 0.02 | 2 | 0.03 | Linux i686 [unknown version] |
| 34 | 2 | 0.02 | 2 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 35 | 2 | 0.02 | 0 | 0.00 | +http://siteexplorer.info/ |
| 36 | 1 | 0.01 | 1 | 0.02 | Windows 95 |
| 37 | 1 | 0.01 | 1 | 0.02 | +; |
| 38 | 1 | 0.01 | 1 | 0.02 | Windows 98 |
