| Used Operating Systems |
| 1 | 2604 | 42.98 | 2011 | 55.99 | Windows NT |
| 2 | 1308 | 21.59 | 1156 | 32.18 | +http://www.baidu.com/search/spider.html |
| 3 | 1293 | 21.34 | 33 | 0.92 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 254 | 4.19 | 59 | 1.64 | +http://yandex.com/bots |
| 5 | 227 | 3.75 | 124 | 3.45 | +http://www.google.com/bot.html |
| 6 | 156 | 2.57 | 117 | 3.26 | +http://www.bing.com/bingbot.htm |
| 7 | 71 | 1.17 | 29 | 0.81 | +http://www.linkdex.com/bots/ |
| 8 | 67 | 1.11 | 29 | 0.81 | +http://www.exabot.com/go/robot |
| 9 | 38 | 0.63 | 18 | 0.50 | +http://www.meanpath.com/meanpathbot.htm... |
| 10 | 8 | 0.13 | 2 | 0.06 | +http://uni5download.com |
| 11 | 5 | 0.08 | 1 | 0.03 | +http://overx50.com |
| 12 | 5 | 0.08 | 0 | 0.00 | Linux [unknown version] |
| 13 | 5 | 0.08 | 3 | 0.08 | +http://wmaid.com/explore/ |
| 14 | 3 | 0.05 | 2 | 0.06 | +info@netcraft.com |
| 15 | 3 | 0.05 | 1 | 0.03 | +http://overx50.com/ |
| 16 | 3 | 0.05 | 1 | 0.03 | +http://inload.me |
| 17 | 2 | 0.03 | 2 | 0.06 | +http://fb02itsscan.fh-muenster.de |
| 18 | 2 | 0.03 | 2 | 0.06 | Linux i686 [unknown version] |
| 19 | 2 | 0.03 | 2 | 0.06 | Android 2.3.5 |
| 20 | 1 | 0.02 | 0 | 0.00 | Win32 |
| 21 | 1 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 22 | 1 | 0.02 | 0 | 0.00 | Linux 2.4.x |
