| Used Operating Systems |
| 1 | 1380 | 31.16 | 1255 | 48.64 | +http://www.baidu.com/search/spider.html |
| 2 | 1277 | 28.83 | 862 | 33.41 | Windows NT |
| 3 | 970 | 21.90 | 194 | 7.52 | +http://www.google.com/bot.html |
| 4 | 553 | 12.49 | 169 | 6.55 | +http://www.bing.com/bingbot.htm |
| 5 | 117 | 2.64 | 20 | 0.78 | +http://yandex.com/bots |
| 6 | 44 | 0.99 | 20 | 0.78 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 18 | 0.41 | 11 | 0.43 | +http://ahrefs.com/robot/ |
| 8 | 18 | 0.41 | 15 | 0.58 | +http://shoulu.jike.com/spider.html |
| 9 | 14 | 0.32 | 7 | 0.27 | ezooms.bot@gmail.com |
| 10 | 9 | 0.20 | 5 | 0.19 | +http://www.exabot.com/go/robot |
| 11 | 7 | 0.16 | 7 | 0.27 | Windows 95 |
| 12 | 4 | 0.09 | 2 | 0.08 | http://www.botje.com/plukkie.htm |
| 13 | 3 | 0.07 | 1 | 0.04 | +info@netcraft.com |
| 14 | 3 | 0.07 | 2 | 0.08 | X11 |
| 15 | 2 | 0.05 | 2 | 0.08 | +http://help.soso.com/webspider.htm |
| 16 | 2 | 0.05 | 2 | 0.08 | Linux i686 [unknown version] |
| 17 | 2 | 0.05 | 1 | 0.04 | +http://www.procog.com/ |
| 18 | 2 | 0.05 | 1 | 0.04 | +http://siteexplorer.info/ |
| 19 | 2 | 0.05 | 2 | 0.08 | +http://awcheck.com/en/about |
| 20 | 1 | 0.02 | 1 | 0.04 | Linux [unknown version] |
| 21 | 1 | 0.02 | 1 | 0.04 | Windows 3.1 |
