| Used Operating Systems by Visits |
| 1 | 36042 | 28.19 | 7774 | 55.87 | +http://ahrefs.com/robot/ |
| 2 | 3159 | 2.47 | 1747 | 12.56 | Windows NT |
| 3 | 20464 | 16.01 | 1095 | 7.87 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 11791 | 9.22 | 659 | 4.74 | +http://www.bing.com/bingbot.htm |
| 5 | 894 | 0.70 | 559 | 4.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 1004 | 0.79 | 542 | 3.90 | +http://www.google.com/bot.html |
| 7 | 3954 | 3.09 | 397 | 2.85 | +http://yandex.com/bots |
| 8 | 32312 | 25.27 | 241 | 1.73 | +http://www.semrush.com/bot.html |
| 9 | 788 | 0.62 | 183 | 1.32 | +http://www.linkdex.com/bots/ |
| 10 | 194 | 0.15 | 180 | 1.29 | +http://www.baidu.com/search/spider.html |
| 11 | 6395 | 5.00 | 102 | 0.73 | http://mj12bot.com/ |
| 12 | 7388 | 5.78 | 78 | 0.56 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 61 | 0.05 | 46 | 0.33 | Windows 95 |
| 14 | 44 | 0.03 | 42 | 0.30 | +http://www.uptime.com/uptimebot |
| 15 | 76 | 0.06 | 36 | 0.26 | Windows 98 |
| 16 | 66 | 0.05 | 29 | 0.21 | +http://cliqz.com/company/cliqzbot |
| 17 | 60 | 0.05 | 22 | 0.16 | Windows XP |
| 18 | 32 | 0.03 | 16 | 0.11 | +http://duckduckgo.com |
| 19 | 58 | 0.05 | 15 | 0.11 | +http://help.coccoc.com/searchengine |
| 20 | 35 | 0.03 | 13 | 0.09 | +http://www.pinterest.com/bot.html |
| 21 | 71 | 0.06 | 13 | 0.09 | +http://naver.me/bot |
| 22 | 13 | 0.01 | 12 | 0.09 | Windows 2000 |
| 23 | 17 | 0.01 | 12 | 0.09 | +http://www.grapeshot.co.uk/crawler.php |
| 24 | 11 | 0.01 | 11 | 0.08 | Windows 3.1 |
| 25 | 10 | 0.01 | 9 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 26 | 10 | 0.01 | 8 | 0.06 | Auto; Windows |
| 27 | 46 | 0.04 | 8 | 0.06 | +https://www.mojeek.com/bot.html |
| 28 | 8 | 0.01 | 8 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 29 | 18 | 0.01 | 8 | 0.06 | +http://www.exabot.com/go/robot |
| 30 | 8 | 0.01 | 7 | 0.05 | Windows ME |
| 31 | 6 | 0.00 | 6 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 32 | 5 | 0.00 | 5 | 0.04 | Windows CE |
| 33 | 10 | 0.01 | 4 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 34 | 6 | 0.00 | 4 | 0.03 | +http://sur.ly/bot.html |
| 35 | 2600 | 2.03 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 36 | 85 | 0.07 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 37 | 6 | 0.00 | 2 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 38 | 38 | 0.03 | 2 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 39 | 2 | 0.00 | 2 | 0.01 | WinHttp.WinHttpRequest.5 |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 41 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 42 | 5 | 0.00 | 1 | 0.01 | Android |
| 43 | 10 | 0.01 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 44 | 1 | 0.00 | 1 | 0.01 | +http://megaindex.com/crawler |
| 45 | 5 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 46 | 2 | 0.00 | 1 | 0.01 | IRIX 6.x |
| 47 | 11 | 0.01 | 1 | 0.01 | +https://extlinks.com/Bot.html |
| 48 | 7 | 0.01 | 1 | 0.01 | http://filterdb.iss.net/crawler/ |
| 49 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 50 | 1 | 0.00 | 0 | 0.00 | documents; +http://docs.google.com |
| 51 | 10 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 52 | 1 | 0.00 | 0 | 0.00 | Nokia 1.6 |
| 53 | 1 | 0.00 | 0 | 0.00 | Ubuntu 2.0 |
| 54 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 55 | 3 | 0.00 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
