| Used Operating Systems |
| 1 | 17424 | 46.86 | 300 | 4.46 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 10095 | 27.15 | 5362 | 79.72 | +http://www.baidu.com/search/spider.html |
| 3 | 3459 | 9.30 | 27 | 0.40 | http://mj12bot.com/ |
| 4 | 2223 | 5.98 | 147 | 2.19 | Windows NT |
| 5 | 1353 | 3.64 | 224 | 3.33 | +http://www.linkdex.com/bots/ |
| 6 | 866 | 2.33 | 431 | 6.41 | +http://ahrefs.com/robot/ |
| 7 | 781 | 2.10 | 157 | 2.33 | +http://yandex.com/bots |
| 8 | 406 | 1.09 | 7 | 0.10 | +http://www.bing.com/bingbot.htm |
| 9 | 165 | 0.44 | 53 | 0.79 | +http://www.google.com/bot.html |
| 10 | 111 | 0.30 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 11 | 58 | 0.16 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 53 | 0.14 | 0 | 0.00 | Crawler; +http://www.google.com/bot.html |
| 13 | 38 | 0.10 | 7 | 0.10 | +http://www.exabot.com/go/robot |
| 14 | 27 | 0.07 | 3 | 0.04 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 22 | 0.06 | 8 | 0.12 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 20 | 0.05 | 0 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 17 | 13 | 0.03 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 18 | 12 | 0.03 | 0 | 0.00 | +http://alphaseobot.com/bot.html |
| 19 | 8 | 0.02 | 0 | 0.00 | http://www.botje.com/plukkie.htm |
| 20 | 8 | 0.02 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 21 | 8 | 0.02 | 0 | 0.00 | Windows 98 |
| 22 | 7 | 0.02 | 0 | 0.00 | +info@netcraft.com |
| 23 | 6 | 0.02 | 0 | 0.00 | +http://www.seokicks.de/robot.html |
| 24 | 6 | 0.02 | 0 | 0.00 | Windows Seven |
| 25 | 4 | 0.01 | 0 | 0.00 | X11 |
| 26 | 3 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 2 | 0.01 | 0 | 0.00 | http://nmap.org/book/nse.html |
| 28 | 2 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 29 | 2 | 0.01 | 0 | 0.00 | +https://extlinks.com/Bot.html |
| 30 | 2 | 0.01 | 0 | 0.00 | +http://megaindex.com/crawler |
