| Used Operating Systems |
| 1 | 11086 | 79.12 | 190 | 11.56 | http://mj12bot.com/ |
| 2 | 984 | 7.02 | 572 | 34.79 | +http://www.bing.com/bingbot.htm |
| 3 | 696 | 4.97 | 316 | 19.22 | +http://www.linkdex.com/bots/ |
| 4 | 438 | 3.13 | 155 | 9.43 | +http://www.google.com/bot.html |
| 5 | 195 | 1.39 | 177 | 10.77 | +http://www.baidu.com/search/spider.html |
| 6 | 176 | 1.26 | 69 | 4.20 | +http://yandex.com/bots |
| 7 | 155 | 1.11 | 65 | 3.95 | Windows NT |
| 8 | 52 | 0.37 | 21 | 1.28 | +http://www.exabot.com/go/robot |
| 9 | 48 | 0.34 | 12 | 0.73 | Linux i686 [unknown version] |
| 10 | 45 | 0.32 | 17 | 1.03 | +http://ahrefs.com/robot/ |
| 11 | 26 | 0.19 | 9 | 0.55 | +http://www.semrush.com/bot.html |
| 12 | 22 | 0.16 | 4 | 0.24 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 18 | 0.13 | 10 | 0.61 | +info@netcraft.com |
| 14 | 15 | 0.11 | 14 | 0.85 | +http://alphaseobot.com/bot.html |
| 15 | 14 | 0.10 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 16 | 12 | 0.09 | 0 | 0.00 | Windows 98 |
| 17 | 10 | 0.07 | 5 | 0.30 | +http://OpenLinkProfiler.org/bot |
| 18 | 4 | 0.03 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 4 | 0.03 | 0 | 0.00 | http://nmap.org/book/nse.html |
| 20 | 4 | 0.03 | 2 | 0.12 | http://www.botje.com/plukkie.htm |
| 21 | 2 | 0.01 | 2 | 0.12 | Linux [unknown version] |
| 22 | 2 | 0.01 | 2 | 0.12 | Linux i586 [unknown version] |
| 23 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 24 | 2 | 0.01 | 2 | 0.12 | +http://megaindex.com/crawler |
