| Used Operating Systems |
| 1 | 2519 | 73.59 | 2009 | 81.53 | +http://www.baidu.com/search/spider.html |
| 2 | 221 | 6.46 | 51 | 2.07 | +http://yandex.com/bots |
| 3 | 218 | 6.37 | 217 | 8.81 | http://www.yodao.com/help/webmaster/spid... |
| 4 | 185 | 5.40 | 77 | 3.12 | +http://www.google.com/bot.html |
| 5 | 136 | 3.97 | 42 | 1.70 | Windows NT |
| 6 | 24 | 0.70 | 12 | 0.49 | +http://www.bing.com/bingbot.htm |
| 7 | 22 | 0.64 | 11 | 0.45 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 22 | 0.64 | 11 | 0.45 | +http://shoulu.jike.com/spider.html |
| 9 | 13 | 0.38 | 9 | 0.37 | +http://ahrefs.com/robot/ |
| 10 | 12 | 0.35 | 2 | 0.08 | PPC Mac OS X 10.4 |
| 11 | 12 | 0.35 | 6 | 0.24 | http://www.youdao.com/help/webmaster/spi... |
| 12 | 12 | 0.35 | 2 | 0.08 | Windows 98 |
| 13 | 8 | 0.23 | 4 | 0.16 | ezooms.bot@gmail.com |
| 14 | 6 | 0.18 | 4 | 0.16 | Linux i686 [unknown version] |
| 15 | 4 | 0.12 | 2 | 0.08 | +info@netcraft.com |
| 16 | 4 | 0.12 | 2 | 0.08 | +http://domains.checkparams.com/ |
| 17 | 3 | 0.09 | 1 | 0.04 | +http://www.aihit.com/ |
| 18 | 2 | 0.06 | 2 | 0.08 | http://nmap.org/book/nse.html |
