| Used Operating Systems |
| 1 | 2987 | 68.65 | 2686 | 81.64 | +http://www.baidu.com/search/spider.html |
| 2 | 425 | 9.77 | 244 | 7.42 | Windows NT |
| 3 | 309 | 7.10 | 94 | 2.86 | +http://yandex.com/bots |
| 4 | 134 | 3.08 | 51 | 1.55 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 114 | 2.62 | 56 | 1.70 | +http://www.bing.com/bingbot.htm |
| 6 | 70 | 1.61 | 25 | 0.76 | +http://www.google.com/bot.html |
| 7 | 56 | 1.29 | 6 | 0.18 | http://crawler.sistrix.net/ |
| 8 | 50 | 1.15 | 23 | 0.70 | +http://www.exabot.com/go/robot |
| 9 | 46 | 1.06 | 22 | 0.67 | ezooms.bot@gmail.com |
| 10 | 36 | 0.83 | 28 | 0.85 | MSIE 5.5; Windows NT 5.0 |
| 11 | 25 | 0.57 | 7 | 0.21 | Linux i686 [unknown version] |
| 12 | 24 | 0.55 | 20 | 0.61 | Windows 98 |
| 13 | 20 | 0.46 | 2 | 0.06 | +http://www.warebay.com/bot.html |
| 14 | 18 | 0.41 | 2 | 0.06 | http://www.searchmetrics.com/en/searchme... |
| 15 | 16 | 0.37 | 12 | 0.36 | +http://ahrefs.com/robot/ |
| 16 | 7 | 0.16 | 7 | 0.21 | Intel Mac OS X 10.6 |
| 17 | 6 | 0.14 | 3 | 0.09 | +http://shoulu.jike.com/spider.html |
| 18 | 4 | 0.09 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 19 | 4 | 0.09 | 2 | 0.06 | +info@netcraft.com |
