| Used Operating Systems |
| 1 | 938 | 28.05 | 406 | 31.23 | +http://www.google.com/bot.html |
| 2 | 687 | 20.54 | 102 | 7.85 | Windows NT |
| 3 | 609 | 18.21 | 588 | 45.23 | +http://www.baidu.com/search/spider.html |
| 4 | 466 | 13.94 | 83 | 6.38 | +http://www.bing.com/bingbot.htm |
| 5 | 360 | 10.77 | 51 | 3.92 | +http://yandex.com/bots |
| 6 | 84 | 2.51 | 28 | 2.15 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 44 | 1.32 | 4 | 0.31 | +http://filterdb.iss.net/crawler/ |
| 8 | 42 | 1.26 | 3 | 0.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 30 | 0.90 | 4 | 0.31 | +http://ahrefs.com/robot/ |
| 10 | 24 | 0.72 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 11 | 16 | 0.48 | 4 | 0.31 | Linux i686 [unknown version] |
| 12 | 9 | 0.27 | 3 | 0.23 | +http://www.aihit.com/ |
| 13 | 9 | 0.27 | 4 | 0.31 | ezooms.bot@gmail.com |
| 14 | 9 | 0.27 | 8 | 0.62 | Windows 98 |
| 15 | 6 | 0.18 | 5 | 0.38 | +info@netcraft.com |
| 16 | 6 | 0.18 | 3 | 0.23 | http://www.youdao.com/help/webmaster/spi... |
| 17 | 2 | 0.06 | 2 | 0.15 | Windows 95 |
| 18 | 2 | 0.06 | 1 | 0.08 | +http://shoulu.jike.com/spider.html |
| 19 | 1 | 0.03 | 1 | 0.08 | MSIE 5.5; Windows NT 4.0 |
