| Used Operating Systems |
| 1 | 6191 | 50.67 | 1631 | 74.65 | Windows NT |
| 2 | 3493 | 28.59 | 56 | 2.56 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1197 | 9.80 | 34 | 1.56 | Windows 98 |
| 4 | 492 | 4.03 | 288 | 13.18 | +http://www.baidu.com/search/spider.html |
| 5 | 236 | 1.93 | 4 | 0.18 | +http://OpenLinkProfiler.org/bot |
| 6 | 198 | 1.62 | 88 | 4.03 | +http://www.bing.com/bingbot.htm |
| 7 | 167 | 1.37 | 22 | 1.01 | +http://yandex.com/bots |
| 8 | 101 | 0.83 | 30 | 1.37 | +http://www.google.com/bot.html |
| 9 | 48 | 0.39 | 15 | 0.69 | +http://www.exabot.com/go/robot |
| 10 | 29 | 0.24 | 2 | 0.09 | X11 |
| 11 | 20 | 0.16 | 2 | 0.09 | Android 2.3.5 |
| 12 | 20 | 0.16 | 10 | 0.46 | help@moz.com |
| 13 | 12 | 0.10 | 1 | 0.05 | http://crawler.sistrix.net/ |
| 14 | 10 | 0.08 | 0 | 0.00 | Linux [unknown version] |
| 15 | 2 | 0.02 | 1 | 0.05 | +info@netcraft.com |
| 16 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 17 | 1 | 0.01 | 1 | 0.05 | Windows 95 |
| 18 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
