| Used Operating Systems |
| 1 | 7316 | 53.85 | 4477 | 59.88 | Windows NT |
| 2 | 2054 | 15.12 | 439 | 5.87 | +http://www.google.com/bot.html |
| 3 | 1885 | 13.87 | 1750 | 23.41 | +http://www.baidu.com/search/spider.html |
| 4 | 704 | 5.18 | 253 | 3.38 | +http://www.bing.com/bingbot.htm |
| 5 | 592 | 4.36 | 122 | 1.63 | +http://yandex.com/bots |
| 6 | 308 | 2.27 | 281 | 3.76 | MSIE 5.5; Windows NT 5.0 |
| 7 | 194 | 1.43 | 2 | 0.03 | +http://www.warebay.com/bot.html |
| 8 | 165 | 1.21 | 45 | 0.60 | +http://ahrefs.com/robot/ |
| 9 | 76 | 0.56 | 15 | 0.20 | MirrorDetector; +http://yandex.com/bots |
| 10 | 49 | 0.36 | 14 | 0.19 | Windows 95 |
| 11 | 43 | 0.32 | 14 | 0.19 | Windows 98 |
| 12 | 36 | 0.26 | 9 | 0.12 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 22 | 0.16 | 11 | 0.15 | +http://www.exabot.com/go/robot |
| 14 | 19 | 0.14 | 6 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 15 | 16 | 0.12 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 16 | 16 | 0.12 | 4 | 0.05 | ezooms.bot@gmail.com |
| 17 | 16 | 0.12 | 6 | 0.08 | Windows 3.1 |
| 18 | 12 | 0.09 | 6 | 0.08 | http://crawler.sistrix.net/ |
| 19 | 12 | 0.09 | 3 | 0.04 | Windows ME |
| 20 | 12 | 0.09 | 2 | 0.03 | +info@netcraft.com |
| 21 | 10 | 0.07 | 5 | 0.07 | Intel Mac OS X 10.4 |
| 22 | 6 | 0.04 | 2 | 0.03 | Windows XP |
| 23 | 4 | 0.03 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 24 | 4 | 0.03 | 0 | 0.00 | +http://4seohunt.biz/about.html |
| 25 | 4 | 0.03 | 2 | 0.03 | +http://discoveryengine.com/discoverybot... |
| 26 | 4 | 0.03 | 2 | 0.03 | +http://siteexplorer.info/ |
| 27 | 3 | 0.02 | 1 | 0.01 | Auto; Windows |
| 28 | 2 | 0.01 | 1 | 0.01 | Windows CE |
| 29 | 2 | 0.01 | 2 | 0.03 | +http://shoulu.jike.com/spider.html |
| 30 | 1 | 0.01 | 1 | 0.01 | X11 |
