| Used Operating Systems |
| 1 | 2130 | 49.52 | 1661 | 75.29 | Windows NT |
| 2 | 957 | 22.25 | 62 | 2.81 | Windows 98 |
| 3 | 496 | 11.53 | 195 | 8.84 | +http://www.google.com/bot.html |
| 4 | 299 | 6.95 | 141 | 6.39 | +http://www.bing.com/bingbot.htm |
| 5 | 180 | 4.19 | 26 | 1.18 | +http://yandex.com/bots |
| 6 | 43 | 1.00 | 42 | 1.90 | +http://www.baidu.com/search/spider.html |
| 7 | 34 | 0.79 | 24 | 1.09 | X11 |
| 8 | 30 | 0.70 | 15 | 0.68 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 26 | 0.60 | 2 | 0.09 | +http://webmeup-crawler.com/ |
| 10 | 23 | 0.53 | 10 | 0.45 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 21 | 0.49 | 3 | 0.14 | +http://OpenLinkProfiler.org/bot |
| 12 | 15 | 0.35 | 10 | 0.45 | Android 2.3.5 |
| 13 | 12 | 0.28 | 2 | 0.09 | +http://endb-consolidated.aihit.com/ |
| 14 | 9 | 0.21 | 5 | 0.23 | +http://wmaid.com/explore/ |
| 15 | 8 | 0.19 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 16 | 6 | 0.14 | 3 | 0.14 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 4 | 0.09 | 2 | 0.09 | +info@netcraft.com |
| 18 | 3 | 0.07 | 1 | 0.05 | +http://getdownload.ws |
| 19 | 2 | 0.05 | 0 | 0.00 | Macintosh PPC |
| 20 | 2 | 0.05 | 2 | 0.09 | Linux i686 [unknown version] |
| 21 | 1 | 0.02 | 0 | 0.00 | Linux 2.4.x |
