| Used Operating Systems |
| 1 | 3844 | 55.35 | 49 | 3.32 | http://mj12bot.com/ |
| 2 | 1235 | 17.78 | 792 | 53.69 | Windows NT |
| 3 | 826 | 11.89 | 230 | 15.59 | +http://www.bing.com/bingbot.htm |
| 4 | 363 | 5.23 | 88 | 5.97 | +http://yandex.com/bots |
| 5 | 309 | 4.45 | 153 | 10.37 | +http://ahrefs.com/robot/ |
| 6 | 143 | 2.06 | 33 | 2.24 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 116 | 1.67 | 49 | 3.32 | +http://www.google.com/bot.html |
| 8 | 47 | 0.68 | 43 | 2.92 | +http://www.uptime.com/uptimebot |
| 9 | 22 | 0.32 | 22 | 1.49 | +http://www.baidu.com/search/spider.html |
| 10 | 12 | 0.17 | 4 | 0.27 | +http://OpenLinkProfiler.org/bot |
| 11 | 8 | 0.12 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 12 | 7 | 0.10 | 3 | 0.20 | +http://www.linkdex.com/bots/ |
| 13 | 4 | 0.06 | 2 | 0.14 | +http://cliqz.com/company/cliqzbot |
| 14 | 2 | 0.03 | 2 | 0.14 | Windows 95 |
| 15 | 2 | 0.03 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 16 | 1 | 0.01 | 1 | 0.07 | Intel Mac OS X 10.4 |
| 17 | 1 | 0.01 | 1 | 0.07 | Windows 98 |
| 18 | 1 | 0.01 | 1 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 19 | 1 | 0.01 | 1 | 0.07 | +http://megaindex.com/crawler |
| 20 | 1 | 0.01 | 1 | 0.07 | +info@netcraft.com |
