| Used Operating Systems |
| 1 | 2653 | 42.97 | 2089 | 72.66 | +http://www.baidu.com/search/spider.html |
| 2 | 1624 | 26.30 | 1 | 0.03 | +http://swebot-crawler.net |
| 3 | 874 | 14.16 | 437 | 15.20 | +http://www.google.com/bot.html |
| 4 | 343 | 5.56 | 198 | 6.89 | Windows NT |
| 5 | 289 | 4.68 | 73 | 2.54 | +http://yandex.com/bots |
| 6 | 226 | 3.66 | 5 | 0.17 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 70 | 1.13 | 34 | 1.18 | +http://www.bing.com/bingbot.htm |
| 8 | 26 | 0.42 | 2 | 0.07 | +http://www.aihit.com/ |
| 9 | 18 | 0.29 | 8 | 0.28 | Windows 98 |
| 10 | 15 | 0.24 | 3 | 0.10 | Linux i686 [unknown version] |
| 11 | 10 | 0.16 | 4 | 0.14 | Windows 3.1 |
| 12 | 7 | 0.11 | 7 | 0.24 | Windows 95 |
| 13 | 5 | 0.08 | 5 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 14 | 3 | 0.05 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 15 | 3 | 0.05 | 3 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 16 | 2 | 0.03 | 2 | 0.07 | Windows CE |
| 17 | 2 | 0.03 | 2 | 0.07 | Windows XP |
| 18 | 2 | 0.03 | 1 | 0.03 | +http://domains.checkparams.com/ |
| 19 | 2 | 0.03 | 1 | 0.03 | +info@netcraft.com |
