| Used Operating Systems |
| 1 | 99248 | 71.10 | 528 | 2.52 | http://mj12bot.com/ |
| 2 | 28137 | 20.16 | 15298 | 73.09 | +http://ahrefs.com/robot/ |
| 3 | 5138 | 3.68 | 3291 | 15.72 | +http://www.baidu.com/search/spider.html |
| 4 | 2800 | 2.01 | 787 | 3.76 | Windows NT |
| 5 | 2207 | 1.58 | 311 | 1.49 | +http://www.linkdex.com/bots/ |
| 6 | 570 | 0.41 | 325 | 1.55 | +http://www.google.com/bot.html |
| 7 | 533 | 0.38 | 128 | 0.61 | +http://yandex.com/bots |
| 8 | 391 | 0.28 | 197 | 0.94 | +http://www.bing.com/bingbot.htm |
| 9 | 144 | 0.10 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 10 | 102 | 0.07 | 6 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 72 | 0.05 | 0 | 0.00 | Windows XP |
| 12 | 57 | 0.04 | 0 | 0.00 | Windows 95 |
| 13 | 54 | 0.04 | 27 | 0.13 | +http://help.coccoc.com/searchengine |
| 14 | 31 | 0.02 | 2 | 0.01 | Windows 98 |
| 15 | 24 | 0.02 | 8 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 16 | 16 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 17 | 10 | 0.01 | 0 | 0.00 | Windows CE |
| 18 | 10 | 0.01 | 9 | 0.04 | +http://www.uptime.com/uptimebot |
| 19 | 8 | 0.01 | 8 | 0.04 | Linux i686 [unknown version] |
| 20 | 7 | 0.01 | 0 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 21 | 6 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 22 | 4 | 0.00 | 0 | 0.00 | Windows 2000 |
| 23 | 4 | 0.00 | 2 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 24 | 4 | 0.00 | 0 | 0.00 | Windows ME |
| 25 | 4 | 0.00 | 0 | 0.00 | Windows 3.1 |
| 26 | 4 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 27 | 4 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 28 | 3 | 0.00 | 0 | 0.00 | Auto; Windows |
| 29 | 2 | 0.00 | 0 | 0.00 | +http://cliqz.com/company/cliqzbot |
