| Used Operating Systems |
| 1 | 523 | 27.51 | 471 | 41.17 | +http://www.baidu.com/search/spider.html |
| 2 | 462 | 24.30 | 318 | 27.80 | Windows NT |
| 3 | 224 | 11.78 | 74 | 6.47 | +http://www.google.com/bot.html |
| 4 | 191 | 10.05 | 63 | 5.51 | +http://www.bing.com/bingbot.htm |
| 5 | 100 | 5.26 | 100 | 8.74 | http://www.yodao.com/help/webmaster/spid... |
| 6 | 79 | 4.16 | 38 | 3.32 | +http://ahrefs.com/robot/ |
| 7 | 79 | 4.16 | 12 | 1.05 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 72 | 3.79 | 4 | 0.35 | http://crawler.sistrix.net/ |
| 9 | 71 | 3.73 | 21 | 1.84 | +http://yandex.com/bots |
| 10 | 58 | 3.05 | 23 | 2.01 | ezooms.bot@gmail.com |
| 11 | 21 | 1.10 | 7 | 0.61 | +http://www.exabot.com/go/robot |
| 12 | 8 | 0.42 | 5 | 0.44 | MirrorDetector; +http://yandex.com/bots |
| 13 | 6 | 0.32 | 2 | 0.17 | +http://filterdb.iss.net/crawler/ |
| 14 | 5 | 0.26 | 4 | 0.35 | Windows 98 |
| 15 | 2 | 0.11 | 2 | 0.17 | +http://shoulu.jike.com/spider.html |
