| Used Operating Systems |
| 1 | 35984 | 38.85 | 300 | 5.04 | http://mj12bot.com/ |
| 2 | 28531 | 30.81 | 213 | 3.58 | Windows NT |
| 3 | 13596 | 14.68 | 329 | 5.53 | +http://yandex.com/bots |
| 4 | 5775 | 6.24 | 4125 | 69.33 | +http://www.baidu.com/search/spider.html |
| 5 | 3199 | 3.45 | 1 | 0.02 | +http://megaindex.com/crawler |
| 6 | 2564 | 2.77 | 6 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 7 | 1416 | 1.53 | 287 | 4.82 | +http://www.linkdex.com/bots/ |
| 8 | 786 | 0.85 | 383 | 6.44 | +http://www.google.com/bot.html |
| 9 | 607 | 0.66 | 201 | 3.38 | +http://www.bing.com/bingbot.htm |
| 10 | 79 | 0.09 | 70 | 1.18 | +http://www.uptime.com/uptimebot |
| 11 | 38 | 0.04 | 15 | 0.25 | +http://www.exabot.com/go/robot |
| 12 | 29 | 0.03 | 10 | 0.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 6 | 0.01 | 4 | 0.07 | +info@netcraft.com |
| 14 | 2 | 0.00 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 15 | 2 | 0.00 | 2 | 0.03 | Windows 3.1 |
| 16 | 2 | 0.00 | 0 | 0.00 | Windows 98 |
| 17 | 2 | 0.00 | 2 | 0.03 | X11 |
