| Used Operating Systems |
| 1 | 1856 | 41.70 | 1705 | 54.53 | +http://www.baidu.com/search/spider.html |
| 2 | 1158 | 26.02 | 881 | 28.17 | Windows NT |
| 3 | 632 | 14.20 | 241 | 7.71 | +http://www.bing.com/bingbot.htm |
| 4 | 150 | 3.37 | 32 | 1.02 | +http://yandex.com/bots |
| 5 | 136 | 3.06 | 54 | 1.73 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 103 | 2.31 | 26 | 0.83 | +http://www.google.com/bot.html |
| 7 | 80 | 1.80 | 10 | 0.32 | http://crawler.sistrix.net/ |
| 8 | 77 | 1.73 | 46 | 1.47 | +http://ahrefs.com/robot/ |
| 9 | 59 | 1.33 | 28 | 0.90 | +http://www.easou.com/search/spider.html |
| 10 | 54 | 1.21 | 24 | 0.77 | ezooms.bot@gmail.com |
| 11 | 36 | 0.81 | 18 | 0.58 | +http://www.exabot.com/go/robot |
| 12 | 24 | 0.54 | 22 | 0.70 | +http://shoulu.jike.com/spider.html |
| 13 | 18 | 0.40 | 14 | 0.45 | +http://www.semrush.com/bot.html |
| 14 | 18 | 0.40 | 4 | 0.13 | +http://siteexplorer.info/ |
| 15 | 16 | 0.36 | 2 | 0.06 | http://www.searchmetrics.com/en/searchme... |
| 16 | 11 | 0.25 | 10 | 0.32 | +http://help.soso.com/webspider.htm |
| 17 | 7 | 0.16 | 0 | 0.00 | Windows 98 |
| 18 | 4 | 0.09 | 2 | 0.06 | +info@netcraft.com |
| 19 | 4 | 0.09 | 2 | 0.06 | X11 |
| 20 | 4 | 0.09 | 2 | 0.06 | +http://www.procog.com/ |
| 21 | 2 | 0.04 | 2 | 0.06 | Linux [unknown version] |
| 22 | 2 | 0.04 | 2 | 0.06 | +http://awcheck.com/en/about |
