| Used Operating Systems |
| 1 | 34824 | 23.68 | 5 | 0.04 | +http://megaindex.com/crawler |
| 2 | 33253 | 22.61 | 6971 | 51.22 | +http://ahrefs.com/robot/ |
| 3 | 27740 | 18.86 | 190 | 1.40 | http://mj12bot.com/ |
| 4 | 16003 | 10.88 | 818 | 6.01 | +http://www.bing.com/bingbot.htm |
| 5 | 10322 | 7.02 | 141 | 1.04 | +http://www.semrush.com/bot.html |
| 6 | 8220 | 5.59 | 2479 | 18.21 | Windows NT |
| 7 | 8122 | 5.52 | 397 | 2.92 | +http://yandex.com/bots |
| 8 | 2707 | 1.84 | 338 | 2.48 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 1539 | 1.05 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 10 | 1282 | 0.87 | 1169 | 8.59 | +http://www.baidu.com/search/spider.html |
| 11 | 828 | 0.56 | 181 | 1.33 | +http://www.linkdex.com/bots/ |
| 12 | 689 | 0.47 | 394 | 2.89 | +http://www.google.com/bot.html |
| 13 | 509 | 0.35 | 41 | 0.30 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 478 | 0.33 | 291 | 2.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 84 | 0.06 | 16 | 0.12 | +http://siteexplorer.info/Backlink-Check... |
| 16 | 53 | 0.04 | 15 | 0.11 | +http://cliqz.com/company/cliqzbot |
| 17 | 52 | 0.04 | 26 | 0.19 | +http://duckduckgo.com |
| 18 | 36 | 0.02 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 19 | 36 | 0.02 | 4 | 0.03 | X11 |
| 20 | 34 | 0.02 | 1 | 0.01 | +http://naver.me/bot |
| 21 | 26 | 0.02 | 8 | 0.06 | +https://www.mojeek.com/bot.html |
| 22 | 25 | 0.02 | 24 | 0.18 | Windows 95 |
| 23 | 24 | 0.02 | 6 | 0.04 | +http://www.pinterest.com/bot.html |
| 24 | 23 | 0.02 | 15 | 0.11 | Windows 98 |
| 25 | 22 | 0.01 | 3 | 0.02 | +http://help.coccoc.com/searchengine |
| 26 | 13 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 27 | 12 | 0.01 | 4 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 11 | 0.01 | 9 | 0.07 | +http://www.uptime.com/uptimebot |
| 29 | 9 | 0.01 | 4 | 0.03 | +http://www.exabot.com/go/robot |
| 30 | 7 | 0.00 | 6 | 0.04 | Windows 3.1 |
| 31 | 7 | 0.00 | 1 | 0.01 | http://filterdb.iss.net/crawler/ |
| 32 | 6 | 0.00 | 3 | 0.02 | https://nmap.org/book/nse.html |
| 33 | 6 | 0.00 | 4 | 0.03 | +http://sur.ly/bot.html |
| 34 | 6 | 0.00 | 6 | 0.04 | Windows ME |
| 35 | 4 | 0.00 | 4 | 0.03 | Windows CE |
| 36 | 4 | 0.00 | 4 | 0.03 | Windows 2000 |
| 37 | 4 | 0.00 | 4 | 0.03 | Auto; Windows |
| 38 | 4 | 0.00 | 4 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 39 | 4 | 0.00 | 4 | 0.03 | WinHttp.WinHttpRequest.5 |
| 40 | 4 | 0.00 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 41 | 3 | 0.00 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 42 | 3 | 0.00 | 3 | 0.02 | Linux i686 [unknown version] |
| 43 | 3 | 0.00 | 3 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 44 | 2 | 0.00 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 45 | 2 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 46 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 2 | 0.00 | 1 | 0.01 | Windows XP |
| 48 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 49 | 1 | 0.00 | 1 | 0.01 | +http://www.id-search.xyz/bot.html |
| 50 | 1 | 0.00 | 0 | 0.00 | Android 4.1 |
