| Used Operating Systems |
| 1 | 1621 | 55.12 | 1496 | 72.73 | +http://www.baidu.com/search/spider.html |
| 2 | 517 | 17.58 | 251 | 12.20 | +http://www.google.com/bot.html |
| 3 | 283 | 9.62 | 137 | 6.66 | Windows NT |
| 4 | 165 | 5.61 | 38 | 1.85 | +http://yandex.com/bots |
| 5 | 102 | 3.47 | 47 | 2.28 | +http://www.bing.com/bingbot.htm |
| 6 | 85 | 2.89 | 39 | 1.90 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 40 | 1.36 | 9 | 0.44 | Windows 98 |
| 8 | 29 | 0.99 | 2 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 22 | 0.75 | 2 | 0.10 | +http://ahrefs.com/robot/ |
| 10 | 18 | 0.61 | 9 | 0.44 | +http://shoulu.jike.com/spider.html |
| 11 | 11 | 0.37 | 1 | 0.05 | bot@language-tools.com |
| 12 | 7 | 0.24 | 5 | 0.24 | Windows 95 |
| 13 | 6 | 0.20 | 3 | 0.15 | ezooms.bot@gmail.com |
| 14 | 6 | 0.20 | 2 | 0.10 | Windows 3.1 |
| 15 | 4 | 0.14 | 1 | 0.05 | +http://www.warebay.com/bot.html |
| 16 | 4 | 0.14 | 2 | 0.10 | +http://discoveryengine.com/discobot.htm... |
| 17 | 4 | 0.14 | 2 | 0.10 | +http://www.exabot.com/go/robot |
| 18 | 3 | 0.10 | 1 | 0.05 | ReverseGet/1.0; http://reverseget.com/; ... |
| 19 | 2 | 0.07 | 1 | 0.05 | +http://swebot-crawler.net |
| 20 | 2 | 0.07 | 2 | 0.10 | Windows ME |
| 21 | 2 | 0.07 | 2 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 22 | 2 | 0.07 | 1 | 0.05 | +http://swebot.net |
| 23 | 2 | 0.07 | 1 | 0.05 | +http://domains.checkparams.com/ |
| 24 | 1 | 0.03 | 1 | 0.05 | +http://eripp.com |
| 25 | 1 | 0.03 | 1 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 26 | 1 | 0.03 | 1 | 0.05 | Linux i686 [unknown version] |
| 27 | 1 | 0.03 | 0 | 0.00 | +info@netcraft.com |
