| Used Operating Systems |
| 1 | 16403 | 30.06 | 165 | 1.60 | +http://www.semrush.com/bot.html |
| 2 | 15928 | 29.19 | 183 | 1.77 | http://mj12bot.com/ |
| 3 | 10035 | 18.39 | 6795 | 65.91 | +http://ahrefs.com/robot/ |
| 4 | 5368 | 9.84 | 1339 | 12.99 | Windows NT |
| 5 | 2355 | 4.32 | 870 | 8.44 | +http://www.baidu.com/search/spider.html |
| 6 | 1519 | 2.78 | 295 | 2.86 | +http://www.bing.com/bingbot.htm |
| 7 | 1036 | 1.90 | 243 | 2.36 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 537 | 0.98 | 136 | 1.32 | +http://www.linkdex.com/bots/ |
| 9 | 409 | 0.75 | 109 | 1.06 | +http://www.google.com/bot.html |
| 10 | 335 | 0.61 | 54 | 0.52 | +http://yandex.com/bots |
| 11 | 148 | 0.27 | 19 | 0.18 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 104 | 0.19 | 7 | 0.07 | Windows 98 |
| 13 | 102 | 0.19 | 6 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 14 | 71 | 0.13 | 30 | 0.29 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 46 | 0.08 | 15 | 0.15 | Windows XP |
| 16 | 36 | 0.07 | 12 | 0.12 | Windows 95 |
| 17 | 33 | 0.06 | 0 | 0.00 | X11 |
| 18 | 17 | 0.03 | 1 | 0.01 | Linux i586 [unknown version] |
| 19 | 14 | 0.03 | 0 | 0.00 | Android 2.3.5 |
| 20 | 10 | 0.02 | 4 | 0.04 | Windows CE |
| 21 | 9 | 0.02 | 3 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 22 | 8 | 0.01 | 8 | 0.08 | +http://www.uptime.com/uptimebot |
| 23 | 7 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 24 | 6 | 0.01 | 3 | 0.03 | Windows 2000 |
| 25 | 5 | 0.01 | 3 | 0.03 | +http://sur.ly/bot.html |
| 26 | 5 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 27 | 2 | 0.00 | 1 | 0.01 | Auto; Windows |
| 28 | 2 | 0.00 | 1 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 2 | 0.00 | 2 | 0.02 | Windows ME |
| 30 | 2 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 31 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 32 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 33 | 1 | 0.00 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
| 34 | 1 | 0.00 | 0 | 0.00 | +https://extlinks.com/Bot.html |
