| Used Operating Systems |
| 1 | 13853 | 47.70 | 2092 | 46.60 | Windows NT |
| 2 | 8501 | 29.27 | 172 | 3.83 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3244 | 11.17 | 249 | 5.55 | +http://www.google.com/bot.html |
| 4 | 1885 | 6.49 | 1680 | 37.42 | +http://www.baidu.com/search/spider.html |
| 5 | 590 | 2.03 | 15 | 0.33 | +http://yandex.com/bots |
| 6 | 237 | 0.82 | 97 | 2.16 | +http://www.bing.com/bingbot.htm |
| 7 | 177 | 0.61 | 14 | 0.31 | help@moz.com |
| 8 | 149 | 0.51 | 16 | 0.36 | +http://www.linkdex.com/about/bots/ |
| 9 | 80 | 0.28 | 3 | 0.07 | X11 |
| 10 | 76 | 0.26 | 38 | 0.85 | +http://help.coccoc.com/ |
| 11 | 34 | 0.12 | 31 | 0.69 | Windows 95 |
| 12 | 27 | 0.09 | 1 | 0.02 | Android 2.3.5 |
| 13 | 18 | 0.06 | 3 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 18 | 0.06 | 8 | 0.18 | Windows 98 |
| 15 | 12 | 0.04 | 6 | 0.13 | http://crawler.sistrix.net/ |
| 16 | 12 | 0.04 | 4 | 0.09 | +http://www.profound.net/urlappendbot.ht... |
| 17 | 12 | 0.04 | 10 | 0.22 | Windows ME |
| 18 | 10 | 0.03 | 5 | 0.11 | +http://www.seoprofiler.com/bot |
| 19 | 8 | 0.03 | 4 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 8 | 0.03 | 4 | 0.09 | Mail.RU_Bot/Fast/2.0; +http://go.mail.ru... |
| 21 | 8 | 0.03 | 3 | 0.07 | +http://www.exabot.com/go/robot |
| 22 | 6 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 23 | 6 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 24 | 6 | 0.02 | 3 | 0.07 | Linux i686 [unknown version] |
| 25 | 5 | 0.02 | 0 | 0.00 | Win32 |
| 26 | 4 | 0.01 | 4 | 0.09 | Windows CE |
| 27 | 4 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 28 | 4 | 0.01 | 0 | 0.00 | Android |
| 29 | 4 | 0.01 | 4 | 0.09 | Windows 3.1 |
| 30 | 4 | 0.01 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 31 | 3 | 0.01 | 3 | 0.07 | Auto; Windows |
| 32 | 3 | 0.01 | 1 | 0.02 | +http://www.compspy.com/spider.html |
| 33 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 34 | 3 | 0.01 | 2 | 0.04 | Windows XP |
| 35 | 3 | 0.01 | 2 | 0.04 | +http://www.semrush.com/bot.html |
| 36 | 3 | 0.01 | 3 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 37 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 38 | 2 | 0.01 | 2 | 0.04 | Windows 2000 |
| 39 | 2 | 0.01 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 40 | 2 | 0.01 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 41 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 42 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 43 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 44 | 2 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 45 | 2 | 0.01 | 2 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 46 | 1 | 0.00 | 0 | 0.00 | documents; +http://docs.google.com |
