| Used Operating Systems |
| 1 | 16783 | 36.50 | 678 | 4.58 | +http://yandex.com/bots |
| 2 | 14626 | 31.81 | 8397 | 56.72 | +http://ahrefs.com/robot/ |
| 3 | 3371 | 7.33 | 2820 | 19.05 | +http://www.baidu.com/search/spider.html |
| 4 | 2339 | 5.09 | 554 | 3.74 | Windows NT |
| 5 | 2201 | 4.79 | 58 | 0.39 | http://mj12bot.com/ |
| 6 | 2047 | 4.45 | 575 | 3.88 | +http://www.bing.com/bingbot.htm |
| 7 | 1793 | 3.90 | 955 | 6.45 | +http://www.google.com/bot.html |
| 8 | 999 | 2.17 | 226 | 1.53 | +http://www.linkdex.com/bots/ |
| 9 | 497 | 1.08 | 102 | 0.69 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 345 | 0.75 | 4 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 11 | 215 | 0.47 | 131 | 0.88 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 142 | 0.31 | 60 | 0.41 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 77 | 0.17 | 62 | 0.42 | +http://www.uptime.com/uptimebot |
| 14 | 68 | 0.15 | 28 | 0.19 | +http://duckduckgo.com |
| 15 | 60 | 0.13 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 16 | 59 | 0.13 | 19 | 0.13 | Windows XP |
| 17 | 46 | 0.10 | 19 | 0.13 | Windows 95 |
| 18 | 41 | 0.09 | 14 | 0.09 | Windows 98 |
| 19 | 33 | 0.07 | 16 | 0.11 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 20 | 30 | 0.07 | 5 | 0.03 | +spider@seoscanners.net |
| 21 | 27 | 0.06 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 22 | 24 | 0.05 | 9 | 0.06 | Auto; Windows |
| 23 | 17 | 0.04 | 7 | 0.05 | http://www.botje.com/plukkie.htm |
| 24 | 13 | 0.03 | 7 | 0.05 | Windows 2000 |
| 25 | 13 | 0.03 | 5 | 0.03 | Windows ME |
| 26 | 13 | 0.03 | 5 | 0.03 | +http://www.exabot.com/go/robot |
| 27 | 10 | 0.02 | 4 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 28 | 10 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 29 | 9 | 0.02 | 4 | 0.03 | Windows 3.1 |
| 30 | 9 | 0.02 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 31 | 7 | 0.02 | 1 | 0.01 | Linux i586 [unknown version] |
| 32 | 5 | 0.01 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 33 | 5 | 0.01 | 5 | 0.03 | S60 |
| 34 | 5 | 0.01 | 3 | 0.02 | +info@netcraft.com |
| 35 | 4 | 0.01 | 3 | 0.02 | Windows CE |
| 36 | 4 | 0.01 | 2 | 0.01 | +http://sur.ly/bot.html |
| 37 | 4 | 0.01 | 2 | 0.01 | +http://cliqz.com/company/cliqzbot |
| 38 | 4 | 0.01 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 39 | 3 | 0.01 | 1 | 0.01 | Android |
| 40 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 41 | 2 | 0.00 | 1 | 0.01 | +https://deusu.de/robot.html |
| 42 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 43 | 2 | 0.00 | 1 | 0.01 | Android 2.2 |
| 44 | 2 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 45 | 2 | 0.00 | 1 | 0.01 | Macintosh |
| 46 | 1 | 0.00 | 1 | 0.01 | Windows Mobile |
| 47 | 1 | 0.00 | 1 | 0.01 | +http://www.google.com/bot.html,Yahoo! S... |
| 48 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 49 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 50 | 1 | 0.00 | 1 | 0.01 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 51 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 52 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
