| Used Operating Systems |
| 1 | 2581 | 49.32 | 2279 | 77.02 | +http://www.baidu.com/search/spider.html |
| 2 | 1031 | 19.70 | 109 | 3.68 | Windows NT |
| 3 | 988 | 18.88 | 397 | 13.42 | +http://www.google.com/bot.html |
| 4 | 271 | 5.18 | 64 | 2.16 | +http://www.bing.com/bingbot.htm |
| 5 | 204 | 3.90 | 47 | 1.59 | +http://yandex.com/bots |
| 6 | 47 | 0.90 | 20 | 0.68 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 28 | 0.54 | 13 | 0.44 | +http://www.exabot.com/go/robot |
| 8 | 28 | 0.54 | 14 | 0.47 | +http://shoulu.jike.com/spider.html |
| 9 | 15 | 0.29 | 1 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 9 | 0.17 | 3 | 0.10 | Linux i686 [unknown version] |
| 11 | 9 | 0.17 | 3 | 0.10 | Windows 98 |
| 12 | 8 | 0.15 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 13 | 8 | 0.15 | 4 | 0.14 | ezooms.bot@gmail.com |
| 14 | 3 | 0.06 | 2 | 0.07 | +info@netcraft.com |
| 15 | 2 | 0.04 | 2 | 0.07 | X11 |
| 16 | 1 | 0.02 | 1 | 0.03 | +http://domains.checkparams.com/ |
