| Used Operating Systems |
| 1 | 21903 | 71.44 | 350 | 9.89 | +http://yandex.com/bots |
| 2 | 3049 | 9.94 | 95 | 2.68 | http://mj12bot.com/ |
| 3 | 2308 | 7.53 | 1920 | 54.25 | +http://www.baidu.com/search/spider.html |
| 4 | 803 | 2.62 | 167 | 4.72 | +http://www.bing.com/bingbot.htm |
| 5 | 689 | 2.25 | 262 | 7.40 | +http://ahrefs.com/robot/ |
| 6 | 550 | 1.79 | 262 | 7.40 | Windows NT |
| 7 | 509 | 1.66 | 227 | 6.41 | +http://www.google.com/bot.html |
| 8 | 326 | 1.06 | 114 | 3.22 | +http://www.linkdex.com/bots/ |
| 9 | 137 | 0.45 | 23 | 0.65 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 62 | 0.20 | 17 | 0.48 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 60 | 0.20 | 3 | 0.08 | +http://www.semrush.com/bot.html |
| 12 | 32 | 0.10 | 2 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 13 | 31 | 0.10 | 11 | 0.31 | Windows 98 |
| 14 | 29 | 0.09 | 28 | 0.79 | +http://www.uptime.com/uptimebot |
| 15 | 27 | 0.09 | 8 | 0.23 | Windows XP |
| 16 | 26 | 0.08 | 12 | 0.34 | Windows 95 |
| 17 | 16 | 0.05 | 2 | 0.06 | +http://www.exabot.com/go/robot |
| 18 | 15 | 0.05 | 1 | 0.03 | +http://megaindex.com/crawler |
| 19 | 14 | 0.05 | 1 | 0.03 | Linux [unknown version] |
| 20 | 14 | 0.05 | 6 | 0.17 | ) - BrowseX (2.0.0 Windows |
| 21 | 10 | 0.03 | 6 | 0.17 | Windows ME |
| 22 | 8 | 0.03 | 3 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 23 | 6 | 0.02 | 4 | 0.11 | Windows CE |
| 24 | 6 | 0.02 | 1 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 6 | 0.02 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 26 | 6 | 0.02 | 1 | 0.03 | +http://www.profound.net/domainappender |
| 27 | 6 | 0.02 | 3 | 0.08 | +http://duckduckgo.com |
| 28 | 3 | 0.01 | 3 | 0.08 | +http://sur.ly/bot.html |
| 29 | 2 | 0.01 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 30 | 2 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 31 | 1 | 0.00 | 1 | 0.03 | Auto; Windows |
| 32 | 1 | 0.00 | 1 | 0.03 | Windows 2000 |
| 33 | 1 | 0.00 | 1 | 0.03 | +http://glutenfreepleasure.com/ |
| 34 | 1 | 0.00 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 35 | 1 | 0.00 | 0 | 0.00 | +; |
| 36 | 1 | 0.00 | 1 | 0.03 | Windows 3.1 |
