| Used Operating Systems |
| 1 | 16179 | 30.64 | 217 | 3.86 | http://mj12bot.com/ |
| 2 | 14451 | 27.37 | 303 | 5.39 | +http://yandex.com/bots |
| 3 | 12280 | 23.25 | 507 | 9.02 | Windows NT |
| 4 | 4951 | 9.38 | 3030 | 53.90 | +http://www.baidu.com/search/spider.html |
| 5 | 1673 | 3.17 | 678 | 12.06 | +http://ahrefs.com/robot/ |
| 6 | 885 | 1.68 | 231 | 4.11 | +http://www.google.com/bot.html |
| 7 | 878 | 1.66 | 200 | 3.56 | +http://www.linkdex.com/bots/ |
| 8 | 440 | 0.83 | 135 | 2.40 | +http://www.bing.com/bingbot.htm |
| 9 | 192 | 0.36 | 152 | 2.70 | +http://www.uptime.com/uptimebot |
| 10 | 148 | 0.28 | 4 | 0.07 | +http://www.findxbot.com |
| 11 | 104 | 0.20 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 12 | 90 | 0.17 | 29 | 0.52 | Windows XP |
| 13 | 76 | 0.14 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 72 | 0.14 | 28 | 0.50 | Windows 95 |
| 15 | 50 | 0.09 | 12 | 0.21 | Windows 98 |
| 16 | 45 | 0.09 | 5 | 0.09 | +http://www.seokicks.de/robot.html |
| 17 | 41 | 0.08 | 4 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 34 | 0.06 | 2 | 0.04 | +https://www.mojeek.com/bot.html |
| 19 | 32 | 0.06 | 15 | 0.27 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 20 | 22 | 0.04 | 5 | 0.09 | +http://www.exabot.com/go/robot |
| 21 | 21 | 0.04 | 7 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 22 | 14 | 0.03 | 5 | 0.09 | Windows 2000 |
| 23 | 12 | 0.02 | 4 | 0.07 | Windows CE |
| 24 | 11 | 0.02 | 1 | 0.02 | +http://naver.me/bot |
| 25 | 10 | 0.02 | 4 | 0.07 | Auto; Windows |
| 26 | 10 | 0.02 | 4 | 0.07 | +http://siteexplorer.info/Backlink-Check... |
| 27 | 8 | 0.02 | 4 | 0.07 | Windows 3.1 |
| 28 | 8 | 0.02 | 0 | 0.00 | +spider@seoscanners.net |
| 29 | 8 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 30 | 6 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 31 | 6 | 0.01 | 4 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 32 | 4 | 0.01 | 2 | 0.04 | +https://deusu.de/robot.html |
| 33 | 4 | 0.01 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 34 | 4 | 0.01 | 4 | 0.07 | +http://www.id-search.xyz/bot.html |
| 35 | 4 | 0.01 | 2 | 0.04 | Windows ME |
| 36 | 4 | 0.01 | 4 | 0.07 | +http://megaindex.com/crawler |
| 37 | 4 | 0.01 | 2 | 0.04 | http://www.majestic12.co.uk/bot.php?+ |
| 38 | 4 | 0.01 | 2 | 0.04 | +http://duckduckgo.com |
| 39 | 3 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 40 | 3 | 0.01 | 3 | 0.05 | WinHttp.WinHttpRequest.5 |
| 41 | 2 | 0.00 | 2 | 0.04 | crawler@mixrank.com |
| 42 | 2 | 0.00 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 43 | 2 | 0.00 | 0 | 0.00 | Linux [unknown version] |
| 44 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 2 | 0.00 | 2 | 0.04 | X11 |
| 46 | 2 | 0.00 | 0 | 0.00 | UrlCrawler; http://www.seomoz.org/dp/rog... |
| 47 | 2 | 0.00 | 0 | 0.00 | +; |
| 48 | 1 | 0.00 | 1 | 0.02 | Linux i586 [unknown version] |
