| Used Operating Systems |
| 1 | 21978 | 25.41 | 279 | 1.96 | http://mj12bot.com/ |
| 2 | 21426 | 24.77 | 397 | 2.80 | +http://yandex.com/bots |
| 3 | 13337 | 15.42 | 9711 | 68.38 | +http://ahrefs.com/robot/ |
| 4 | 13190 | 15.25 | 2 | 0.01 | +http://megaindex.com/crawler |
| 5 | 6005 | 6.94 | 329 | 2.32 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 2943 | 3.40 | 2309 | 16.26 | +http://www.baidu.com/search/spider.html |
| 7 | 2651 | 3.07 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 8 | 1379 | 1.59 | 337 | 2.37 | +http://www.google.com/bot.html |
| 9 | 1294 | 1.50 | 305 | 2.15 | Windows NT |
| 10 | 514 | 0.59 | 141 | 0.99 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 493 | 0.57 | 89 | 0.63 | +http://www.semrush.com/bot.html |
| 12 | 434 | 0.50 | 108 | 0.76 | +http://www.linkdex.com/bots/ |
| 13 | 414 | 0.48 | 35 | 0.25 | +http://www.bing.com/bingbot.htm |
| 14 | 220 | 0.25 | 68 | 0.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 48 | 0.06 | 24 | 0.17 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 16 | 36 | 0.04 | 5 | 0.04 | +http://siteexplorer.info/Backlink-Check... |
| 17 | 26 | 0.03 | 11 | 0.08 | +http://www.exabot.com/go/robot |
| 18 | 23 | 0.03 | 19 | 0.13 | +http://www.uptime.com/uptimebot |
| 19 | 18 | 0.02 | 2 | 0.01 | +http://www.seokicks.de/robot.html |
| 20 | 15 | 0.02 | 5 | 0.04 | X11 |
| 21 | 13 | 0.02 | 0 | 0.00 | +http://www.xovibot.net/ |
| 22 | 9 | 0.01 | 4 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 5 | 0.01 | 5 | 0.04 | +http://sur.ly/bot.html |
| 24 | 4 | 0.00 | 2 | 0.01 | +http://www.findxbot.com |
| 25 | 4 | 0.00 | 2 | 0.01 | +http://duckduckgo.com |
| 26 | 2 | 0.00 | 0 | 0.00 | http://femtosearch.com |
| 27 | 2 | 0.00 | 2 | 0.01 | Windows 95 |
| 28 | 2 | 0.00 | 2 | 0.01 | Windows 3.1 |
| 29 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 30 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 31 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
