| Used Operating Systems |
| 1 | 1511 | 29.09 | 107 | 5.45 | Windows NT |
| 2 | 1477 | 28.43 | 1365 | 69.50 | +http://www.baidu.com/search/spider.html |
| 3 | 758 | 14.59 | 232 | 11.81 | +http://www.google.com/bot.html |
| 4 | 401 | 7.72 | 121 | 6.16 | +http://yandex.com/bots |
| 5 | 352 | 6.78 | 13 | 0.66 | http://crawler.sistrix.net/ |
| 6 | 179 | 3.45 | 8 | 0.41 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 171 | 3.29 | 38 | 1.93 | +http://www.bing.com/bingbot.htm |
| 8 | 147 | 2.83 | 50 | 2.55 | ezooms.bot@gmail.com |
| 9 | 76 | 1.46 | 2 | 0.10 | Linux i686 [unknown version] |
| 10 | 68 | 1.31 | 2 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 13 | 0.25 | 11 | 0.56 | +http://ahrefs.com/robot/ |
| 12 | 12 | 0.23 | 3 | 0.15 | Windows 98 |
| 13 | 12 | 0.23 | 6 | 0.31 | +http://www.exabot.com/go/robot |
| 14 | 5 | 0.10 | 2 | 0.10 | +info@netcraft.com |
| 15 | 3 | 0.06 | 3 | 0.15 | Linux [unknown version] |
| 16 | 2 | 0.04 | 0 | 0.00 | Windows 2000 |
| 17 | 2 | 0.04 | 0 | 0.00 | Auto; Windows |
| 18 | 2 | 0.04 | 0 | 0.00 | Windows 95 |
| 19 | 2 | 0.04 | 1 | 0.05 | +http://shoulu.jike.com/spider.html |
| 20 | 2 | 0.04 | 0 | 0.00 | ) - BrowseX (2.0.0 Windows |
