| Used Operating Systems |
| 1 | 3490 | 30.84 | 1955 | 37.50 | Windows NT |
| 2 | 3012 | 26.61 | 75 | 1.44 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2852 | 25.20 | 2443 | 46.85 | +http://www.baidu.com/search/spider.html |
| 4 | 534 | 4.72 | 134 | 2.57 | +http://www.bing.com/bingbot.htm |
| 5 | 447 | 3.95 | 140 | 2.69 | +http://www.google.com/bot.html |
| 6 | 355 | 3.14 | 222 | 4.26 | +http://ahrefs.com/robot/ |
| 7 | 185 | 1.63 | 47 | 0.90 | +http://www.linkdex.com/bots/ |
| 8 | 149 | 1.32 | 75 | 1.44 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 102 | 0.90 | 17 | 0.33 | +http://yandex.com/bots |
| 10 | 45 | 0.40 | 36 | 0.69 | +http://www.easou.com/search/spider.html |
| 11 | 40 | 0.35 | 23 | 0.44 | +http://www.exabot.com/go/robot |
| 12 | 16 | 0.14 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 13 | 0.11 | 6 | 0.12 | X11 |
| 14 | 8 | 0.07 | 4 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 7 | 0.06 | 1 | 0.02 | crawler@mixrank.com |
| 16 | 7 | 0.06 | 7 | 0.13 | Linux i686 [unknown version] |
| 17 | 5 | 0.04 | 3 | 0.06 | Windows 3.1 |
| 18 | 4 | 0.04 | 1 | 0.02 | +http://medialine-it.com |
| 19 | 4 | 0.04 | 1 | 0.02 | +http://isdownload.biz |
| 20 | 4 | 0.04 | 2 | 0.04 | Windows 95 |
| 21 | 4 | 0.04 | 4 | 0.08 | FreeBSD [unknown version] |
| 22 | 4 | 0.04 | 1 | 0.02 | Windows 98 |
| 23 | 4 | 0.04 | 1 | 0.02 | +http://r4downloads.co |
| 24 | 3 | 0.03 | 3 | 0.06 | Intel Mac OS X 10.5 |
| 25 | 3 | 0.03 | 1 | 0.02 | +http://getdownload.ws |
| 26 | 3 | 0.03 | 1 | 0.02 | +http://trumpetsheetmusic.org |
| 27 | 3 | 0.03 | 1 | 0.02 | +info@netcraft.com |
| 28 | 3 | 0.03 | 0 | 0.00 | Android 2.3.5 |
| 29 | 3 | 0.03 | 3 | 0.06 | +; |
| 30 | 2 | 0.02 | 2 | 0.04 | PPC Mac OS X 10.4 |
| 31 | 2 | 0.02 | 2 | 0.04 | +http://fb02itsscan.fh-muenster.de |
| 32 | 1 | 0.01 | 1 | 0.02 | Windows 2000 |
| 33 | 1 | 0.01 | 1 | 0.02 | Linux [unknown version] |
| 34 | 1 | 0.01 | 1 | 0.02 | Windows ME |
| 35 | 1 | 0.01 | 0 | 0.00 | Windows XP |
