| Used Operating Systems |
| 1 | 9443 | 50.84 | 1885 | 47.36 | Windows NT |
| 2 | 5571 | 29.99 | 80 | 2.01 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1424 | 7.67 | 1379 | 34.65 | +http://www.baidu.com/search/spider.html |
| 4 | 961 | 5.17 | 122 | 3.07 | +http://yandex.com/bots |
| 5 | 422 | 2.27 | 194 | 4.87 | +http://www.bing.com/bingbot.htm |
| 6 | 264 | 1.42 | 87 | 2.19 | +http://www.google.com/bot.html |
| 7 | 125 | 0.67 | 45 | 1.13 | +http://www.linkdex.com/about/bots/ |
| 8 | 53 | 0.29 | 45 | 1.13 | Windows 95 |
| 9 | 52 | 0.28 | 0 | 0.00 | Android |
| 10 | 44 | 0.24 | 22 | 0.55 | Windows 98 |
| 11 | 39 | 0.21 | 16 | 0.40 | help@moz.com |
| 12 | 19 | 0.10 | 16 | 0.40 | ) - BrowseX (2.0.0 Windows |
| 13 | 13 | 0.07 | 5 | 0.13 | X11 |
| 14 | 12 | 0.06 | 8 | 0.20 | Windows ME |
| 15 | 12 | 0.06 | 4 | 0.10 | +http://www.exabot.com/go/robot |
| 16 | 11 | 0.06 | 9 | 0.23 | Auto; Windows |
| 17 | 11 | 0.06 | 11 | 0.28 | MSIE 5.5; Windows NT 4.0 |
| 18 | 9 | 0.05 | 9 | 0.23 | MSIE 5.5; Windows NT 5.0 |
| 19 | 8 | 0.04 | 7 | 0.18 | Windows 2000 |
| 20 | 8 | 0.04 | 3 | 0.08 | ezooms.bot@gmail.com |
| 21 | 7 | 0.04 | 3 | 0.08 | +http://www.seoprofiler.com/bot |
| 22 | 6 | 0.03 | 3 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 6 | 0.03 | 3 | 0.08 | http://crawler.sistrix.net/ |
| 24 | 6 | 0.03 | 3 | 0.08 | Linux i686 [unknown version] |
| 25 | 5 | 0.03 | 5 | 0.13 | Windows 3.1 |
| 26 | 5 | 0.03 | 2 | 0.05 | Android 2.3.5 |
| 27 | 4 | 0.02 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 28 | 4 | 0.02 | 4 | 0.10 | +http://www.semrush.com/bot.html |
| 29 | 4 | 0.02 | 1 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 3 | 0.02 | 3 | 0.08 | Windows CE |
| 31 | 3 | 0.02 | 0 | 0.00 | Win32 |
| 32 | 3 | 0.02 | 0 | 0.00 | Windows XP |
| 33 | 3 | 0.02 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 34 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 35 | 2 | 0.01 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 36 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 38 | 2 | 0.01 | 0 | 0.00 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 39 | 2 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 40 | 1 | 0.01 | 0 | 0.00 | BlackBerry |
| 41 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
