| Used Operating Systems |
| 1 | 20015 | 25.96 | 2 | 0.01 | +http://megaindex.com/crawler |
| 2 | 18614 | 24.14 | 9198 | 66.44 | +http://ahrefs.com/robot/ |
| 3 | 16074 | 20.85 | 252 | 1.82 | +http://www.semrush.com/bot.html |
| 4 | 7424 | 9.63 | 78 | 0.56 | http://mj12bot.com/ |
| 5 | 5394 | 7.00 | 2316 | 16.73 | Windows NT |
| 6 | 1538 | 1.99 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 7 | 1266 | 1.64 | 410 | 2.96 | +http://www.bing.com/bingbot.htm |
| 8 | 1246 | 1.62 | 70 | 0.51 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 1212 | 1.57 | 292 | 2.11 | +http://yandex.com/bots |
| 10 | 1003 | 1.30 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 11 | 940 | 1.22 | 91 | 0.66 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 666 | 0.86 | 386 | 2.79 | +http://www.google.com/bot.html |
| 13 | 354 | 0.46 | 105 | 0.76 | +http://www.linkdex.com/bots/ |
| 14 | 333 | 0.43 | 256 | 1.85 | +http://www.baidu.com/search/spider.html |
| 15 | 201 | 0.26 | 89 | 0.64 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 177 | 0.23 | 63 | 0.46 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 149 | 0.19 | 7 | 0.05 | +http://alphaseobot.com/bot.html |
| 18 | 85 | 0.11 | 32 | 0.23 | Windows XP |
| 19 | 85 | 0.11 | 51 | 0.37 | Windows 95 |
| 20 | 46 | 0.06 | 23 | 0.17 | +http://help.coccoc.com/searchengine |
| 21 | 45 | 0.06 | 5 | 0.04 | +http://www.seokicks.de/robot.html |
| 22 | 32 | 0.04 | 13 | 0.09 | Windows 98 |
| 23 | 26 | 0.03 | 14 | 0.10 | +https://deusu.de/robot.html |
| 24 | 21 | 0.03 | 3 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 25 | 20 | 0.03 | 11 | 0.08 | +http://www.exabot.com/go/robot |
| 26 | 18 | 0.02 | 1 | 0.01 | X11 |
| 27 | 17 | 0.02 | 13 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 28 | 16 | 0.02 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 29 | 15 | 0.02 | 13 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 30 | 14 | 0.02 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 31 | 9 | 0.01 | 5 | 0.04 | +http://sur.ly/bot.html |
| 32 | 7 | 0.01 | 6 | 0.04 | Windows 2000 |
| 33 | 7 | 0.01 | 7 | 0.05 | Auto; Windows |
| 34 | 6 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 35 | 6 | 0.01 | 6 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 36 | 4 | 0.01 | 2 | 0.01 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 37 | 4 | 0.01 | 4 | 0.03 | Windows CE |
| 38 | 3 | 0.00 | 3 | 0.02 | Linux [unknown version] |
| 39 | 3 | 0.00 | 3 | 0.02 | Windows ME |
| 40 | 3 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 41 | 3 | 0.00 | 3 | 0.02 | +http://www.uptime.com/uptimebot |
| 42 | 3 | 0.00 | 1 | 0.01 | +http://www.gowikibot.com |
| 43 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 44 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 45 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 46 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
