| Used Operating Systems |
| 1 | 2353 | 61.86 | 2087 | 82.62 | +http://www.baidu.com/search/spider.html |
| 2 | 638 | 16.77 | 102 | 4.04 | Windows NT |
| 3 | 322 | 8.46 | 163 | 6.45 | +http://www.google.com/bot.html |
| 4 | 183 | 4.81 | 55 | 2.18 | +http://yandex.com/bots |
| 5 | 122 | 3.21 | 39 | 1.54 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 65 | 1.71 | 31 | 1.23 | +http://www.bing.com/bingbot.htm |
| 7 | 47 | 1.24 | 20 | 0.79 | +http://www.exabot.com/go/robot |
| 8 | 37 | 0.97 | 11 | 0.44 | ezooms.bot@gmail.com |
| 9 | 7 | 0.18 | 5 | 0.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 7 | 0.18 | 3 | 0.12 | Linux i686 [unknown version] |
| 11 | 6 | 0.16 | 2 | 0.08 | Windows 98 |
| 12 | 4 | 0.11 | 2 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 13 | 3 | 0.08 | 1 | 0.04 | BREW |
| 14 | 3 | 0.08 | 1 | 0.04 | +http://shoulu.jike.com/spider.html |
| 15 | 2 | 0.05 | 1 | 0.04 | +http://ahrefs.com/robot/ |
| 16 | 2 | 0.05 | 1 | 0.04 | http://crawler.sistrix.net/ |
| 17 | 2 | 0.05 | 1 | 0.04 | +info@netcraft.com |
| 18 | 1 | 0.03 | 1 | 0.04 | Win16 |
