| Used Operating Systems |
| 1 | 3718 | 42.42 | 190 | 21.13 | Windows NT |
| 2 | 2983 | 34.03 | 306 | 34.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 926 | 10.56 | 172 | 19.13 | +http://www.bing.com/bingbot.htm |
| 4 | 340 | 3.88 | 83 | 9.23 | +http://ahrefs.com/robot/ |
| 5 | 322 | 3.67 | 3 | 0.33 | http://mj12bot.com/ |
| 6 | 229 | 2.61 | 43 | 4.78 | +http://yandex.com/bots |
| 7 | 101 | 1.15 | 62 | 6.90 | +http://www.baidu.com/search/spider.html |
| 8 | 47 | 0.54 | 15 | 1.67 | +http://www.exabot.com/go/robot |
| 9 | 41 | 0.47 | 6 | 0.67 | +http://www.google.com/bot.html |
| 10 | 19 | 0.22 | 1 | 0.11 | http://seekport.com/ |
| 11 | 14 | 0.16 | 7 | 0.78 | +http://duckduckgo.com |
| 12 | 8 | 0.09 | 2 | 0.22 | Linux i686 [unknown version] |
| 13 | 6 | 0.07 | 5 | 0.56 | +http://www.semrush.com/bot.html |
| 14 | 3 | 0.03 | 1 | 0.11 | Windows XP |
| 15 | 3 | 0.03 | 1 | 0.11 | http://cloudsystemnetworks.com |
| 16 | 3 | 0.03 | 0 | 0.00 | +http://www.uptime.com/uptimebot |
| 17 | 2 | 0.02 | 2 | 0.22 | +info@netcraft.com |
