| Used Operating Systems |
| 1 | 3927 | 28.44 | 2986 | 40.39 | +http://www.baidu.com/search/spider.html |
| 2 | 3677 | 26.63 | 160 | 2.16 | http://mj12bot.com/ |
| 3 | 556 | 4.03 | 238 | 3.22 | +http://www.bing.com/bingbot.htm |
| 4 | 512 | 3.71 | 450 | 6.09 | Windows 2005 |
| 5 | 508 | 3.68 | 182 | 2.46 | +http://www.google.com/bot.html |
| 6 | 472 | 3.42 | 427 | 5.78 | Windows 9 |
| 7 | 456 | 3.30 | 396 | 5.36 | Windows 2003 |
| 8 | 455 | 3.30 | 413 | 5.59 | Windows 2006 |
| 9 | 444 | 3.22 | 397 | 5.37 | Windows 2007 |
| 10 | 421 | 3.05 | 369 | 4.99 | Windows 2008 |
| 11 | 413 | 2.99 | 376 | 5.09 | Windows 2004 |
| 12 | 408 | 2.96 | 363 | 4.91 | Windows 2002 |
| 13 | 372 | 2.69 | 98 | 1.33 | +http://www.linkdex.com/bots/ |
| 14 | 211 | 1.53 | 72 | 0.97 | +http://yandex.com/bots |
| 15 | 190 | 1.38 | 170 | 2.30 | +http://www.uptime.com/uptimebot |
| 16 | 181 | 1.31 | 76 | 1.03 | Windows NT |
| 17 | 102 | 0.74 | 30 | 0.41 | +http://napoveda.seznam.cz/en/seznambot-... |
| 18 | 68 | 0.49 | 17 | 0.23 | +http://www.semrush.com/bot.html |
| 19 | 67 | 0.49 | 37 | 0.50 | +http://ahrefs.com/robot/ |
| 20 | 58 | 0.42 | 23 | 0.31 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 44 | 0.32 | 20 | 0.27 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 22 | 44 | 0.32 | 22 | 0.30 | +http://www.exabot.com/go/robot |
| 23 | 39 | 0.28 | 18 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 36 | 0.26 | 4 | 0.05 | +http://www.seokicks.de/robot.html |
| 25 | 30 | 0.22 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 26 | 23 | 0.17 | 12 | 0.16 | +https://deusu.de/robot.html |
| 27 | 18 | 0.13 | 2 | 0.03 | Linux i586 [unknown version] |
| 28 | 10 | 0.07 | 2 | 0.03 | +http://www.profound.net/domainappender |
| 29 | 7 | 0.05 | 1 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 30 | 7 | 0.05 | 3 | 0.04 | http://www.botje.com/plukkie.htm |
| 31 | 7 | 0.05 | 3 | 0.04 | +http://www.findxbot.com |
| 32 | 6 | 0.04 | 3 | 0.04 | +http://cliqz.com/company/cliqzbot |
| 33 | 6 | 0.04 | 4 | 0.05 | +info@netcraft.com |
| 34 | 6 | 0.04 | 2 | 0.03 | +http://prlog.ru/ |
| 35 | 6 | 0.04 | 3 | 0.04 | +http://duckduckgo.com |
| 36 | 5 | 0.04 | 5 | 0.07 | +http://glutenfreepleasure.com/ |
| 37 | 4 | 0.03 | 2 | 0.03 | http://linkfluence.com/; bot@linkfluence... |
| 38 | 4 | 0.03 | 3 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 39 | 2 | 0.01 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 40 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 2 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 42 | 1 | 0.01 | 1 | 0.01 | https://nmap.org/book/nse.html |
