| Used Operating Systems by Visits |
| 1 | 13018 | 19.11 | 4029 | 38.58 | Windows NT |
| 2 | 3856 | 5.66 | 3175 | 30.40 | +http://www.baidu.com/search/spider.html |
| 3 | 2238 | 3.29 | 848 | 8.12 | +http://www.google.com/bot.html |
| 4 | 3732 | 5.48 | 318 | 3.04 | +http://yandex.com/bots |
| 5 | 533 | 0.78 | 309 | 2.96 | Windows 95 |
| 6 | 771 | 1.13 | 288 | 2.76 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 765 | 1.12 | 283 | 2.71 | +http://www.bing.com/bingbot.htm |
| 8 | 34030 | 49.95 | 249 | 2.38 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 314 | 0.46 | 183 | 1.75 | +http://ahrefs.com/robot/ |
| 10 | 97 | 0.14 | 74 | 0.71 | Windows 2000 |
| 11 | 84 | 0.12 | 64 | 0.61 | MSIE 5.5; Windows NT 5.0 |
| 12 | 149 | 0.22 | 61 | 0.58 | +http://www.exabot.com/go/robot |
| 13 | 91 | 0.13 | 58 | 0.56 | Windows ME |
| 14 | 70 | 0.10 | 55 | 0.53 | Windows CE |
| 15 | 1305 | 1.92 | 54 | 0.52 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 97 | 0.14 | 54 | 0.52 | Windows 3.1 |
| 17 | 87 | 0.13 | 52 | 0.50 | Auto; Windows |
| 18 | 61 | 0.09 | 47 | 0.45 | MSIE 5.5; Windows NT 4.0 |
| 19 | 343 | 0.50 | 41 | 0.39 | Windows 98 |
| 20 | 52 | 0.08 | 40 | 0.38 | ) - BrowseX (2.0.0 Windows |
| 21 | 164 | 0.24 | 34 | 0.33 | +http://www.linkdex.com/bots/ |
| 22 | 3067 | 4.50 | 25 | 0.24 | +http://www.warebay.com/bot.html |
| 23 | 2948 | 4.33 | 23 | 0.22 | +http://OpenLinkProfiler.org/bot |
| 24 | 42 | 0.06 | 16 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 32 | 0.05 | 10 | 0.10 | X11 |
| 26 | 20 | 0.03 | 10 | 0.10 | +http://duckduckgo.com |
| 27 | 104 | 0.15 | 9 | 0.09 | Windows XP |
| 28 | 7 | 0.01 | 7 | 0.07 | Linux i686 [unknown version] |
| 29 | 16 | 0.02 | 6 | 0.06 | PPC Mac OS X Mach-O |
| 30 | 5 | 0.01 | 5 | 0.05 | Linux [unknown version] |
| 31 | 5 | 0.01 | 5 | 0.05 | Linux i586 [unknown version] |
| 32 | 5 | 0.01 | 4 | 0.04 | +info@netcraft.com |
| 33 | 8 | 0.01 | 4 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 2 | 0.00 | 2 | 0.02 | Android 2.3.5 |
| 35 | 1 | 0.00 | 1 | 0.01 | +http://www.seograph.net/bot.html |
| 36 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 37 | 4 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
