| Used Operating Systems |
| 1 | 6108 | 26.34 | 60 | 1.02 | +http://ahrefs.com/robot/ |
| 2 | 4549 | 19.62 | 63 | 1.07 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3917 | 16.89 | 2079 | 35.38 | Windows NT |
| 4 | 3077 | 13.27 | 2484 | 42.27 | +http://www.baidu.com/search/spider.html |
| 5 | 1810 | 7.81 | 3 | 0.05 | +http://www.seograph.net/bot.html |
| 6 | 933 | 4.02 | 569 | 9.68 | +http://www.google.com/bot.html |
| 7 | 633 | 2.73 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 8 | 504 | 2.17 | 2 | 0.03 | +http://megaindex.com/crawler |
| 9 | 337 | 1.45 | 127 | 2.16 | +http://www.bing.com/bingbot.htm |
| 10 | 334 | 1.44 | 28 | 0.48 | +http://yandex.com/bots |
| 11 | 284 | 1.22 | 103 | 1.75 | +http://www.linkdex.com/bots/ |
| 12 | 270 | 1.16 | 131 | 2.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 140 | 0.60 | 59 | 1.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 47 | 0.20 | 17 | 0.29 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 38 | 0.16 | 31 | 0.53 | +http://www.xovibot.net/ |
| 16 | 33 | 0.14 | 33 | 0.56 | +http://warifort.moykrest.ru |
| 17 | 32 | 0.14 | 32 | 0.54 | +http://monasterytea.spbdyet.ru |
| 18 | 23 | 0.10 | 11 | 0.19 | +http://www.exabot.com/go/robot |
| 19 | 20 | 0.09 | 6 | 0.10 | Windows 98 |
| 20 | 15 | 0.06 | 5 | 0.09 | X11 |
| 21 | 13 | 0.06 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 22 | 10 | 0.04 | 5 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 9 | 0.04 | 4 | 0.07 | Windows 2000 |
| 24 | 9 | 0.04 | 1 | 0.02 | Android 2.3.5 |
| 25 | 8 | 0.03 | 4 | 0.07 | Windows 95 |
| 26 | 7 | 0.03 | 1 | 0.02 | http://filterdb.iss.net/crawler/ |
| 27 | 5 | 0.02 | 2 | 0.03 | Windows CE |
| 28 | 3 | 0.01 | 1 | 0.02 | Auto; Windows |
| 29 | 3 | 0.01 | 3 | 0.05 | http://nmap.org/book/nse.html |
| 30 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 31 | 3 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 32 | 2 | 0.01 | 1 | 0.02 | support.orangebot@orange.com |
| 33 | 2 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 34 | 2 | 0.01 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 35 | 1 | 0.00 | 1 | 0.02 | Windows XP |
| 36 | 1 | 0.00 | 1 | 0.02 | Windows 3.1 |
| 37 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 38 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
