| Used Operating Systems |
| 1 | 22889 | 80.32 | 3279 | 60.15 | Windows NT |
| 2 | 2411 | 8.46 | 65 | 1.19 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1465 | 5.14 | 1422 | 26.09 | +http://www.baidu.com/search/spider.html |
| 4 | 438 | 1.54 | 98 | 1.80 | +http://yandex.com/bots |
| 5 | 381 | 1.34 | 173 | 3.17 | +http://www.bing.com/bingbot.htm |
| 6 | 349 | 1.22 | 150 | 2.75 | +http://www.google.com/bot.html |
| 7 | 148 | 0.52 | 50 | 0.92 | +http://www.linkdex.com/about/bots/ |
| 8 | 68 | 0.24 | 21 | 0.39 | X11 |
| 9 | 56 | 0.20 | 45 | 0.83 | Windows 95 |
| 10 | 50 | 0.18 | 21 | 0.39 | ezooms.bot@gmail.com |
| 11 | 44 | 0.15 | 20 | 0.37 | Windows 98 |
| 12 | 34 | 0.12 | 12 | 0.22 | Android 2.3.5 |
| 13 | 23 | 0.08 | 9 | 0.17 | +http://www.exabot.com/go/robot |
| 14 | 15 | 0.05 | 12 | 0.22 | MSIE 5.5; Windows NT 5.0 |
| 15 | 10 | 0.04 | 9 | 0.17 | Windows ME |
| 16 | 10 | 0.04 | 8 | 0.15 | ) - BrowseX (2.0.0 Windows |
| 17 | 10 | 0.04 | 9 | 0.17 | MSIE 5.5; Windows NT 4.0 |
| 18 | 9 | 0.03 | 9 | 0.17 | Windows CE |
| 19 | 9 | 0.03 | 9 | 0.17 | Auto; Windows |
| 20 | 8 | 0.03 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 8 | 0.03 | 0 | 0.00 | Android |
| 22 | 8 | 0.03 | 3 | 0.06 | Windows XP |
| 23 | 6 | 0.02 | 3 | 0.06 | http://crawler.sistrix.net/ |
| 24 | 6 | 0.02 | 6 | 0.11 | Windows 3.1 |
| 25 | 5 | 0.02 | 4 | 0.07 | Windows 2000 |
| 26 | 4 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 27 | 4 | 0.01 | 2 | 0.04 | +http://www.seoprofiler.com/bot |
| 28 | 4 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 29 | 3 | 0.01 | 0 | 0.00 | Win32 |
| 30 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 31 | 3 | 0.01 | 3 | 0.06 | +http://www.solomono.ru |
| 32 | 2 | 0.01 | 1 | 0.02 | J2ME/MIDP |
| 33 | 2 | 0.01 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 34 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 2 | 0.01 | 1 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 36 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 37 | 2 | 0.01 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 38 | 2 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 39 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 40 | 1 | 0.00 | 1 | 0.02 | Windows Phone OS 7.5 |
| 41 | 1 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 42 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
