| Used Operating Systems by Visits |
| 1 | 49844 | 30.93 | 34196 | 55.61 | +http://ahrefs.com/robot/ |
| 2 | 30847 | 19.14 | 20705 | 33.67 | +http://www.baidu.com/search/spider.html |
| 3 | 34309 | 21.29 | 2859 | 4.65 | Windows NT |
| 4 | 2644 | 1.64 | 1195 | 1.94 | +http://www.google.com/bot.html |
| 5 | 3662 | 2.27 | 670 | 1.09 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 3666 | 2.28 | 367 | 0.60 | +http://www.bing.com/bingbot.htm |
| 7 | 462 | 0.29 | 285 | 0.46 | Windows 95 |
| 8 | 21482 | 13.33 | 239 | 0.39 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 866 | 0.54 | 164 | 0.27 | +http://yandex.com/bots |
| 10 | 418 | 0.26 | 94 | 0.15 | +http://www.linkdex.com/bots/ |
| 11 | 98 | 0.06 | 78 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 12 | 88 | 0.05 | 65 | 0.11 | Windows CE |
| 13 | 85 | 0.05 | 56 | 0.09 | Windows 2000 |
| 14 | 69 | 0.04 | 53 | 0.09 | Auto; Windows |
| 15 | 200 | 0.12 | 51 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 78 | 0.05 | 50 | 0.08 | Windows ME |
| 17 | 58 | 0.04 | 50 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 18 | 57 | 0.04 | 49 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 19 | 67 | 0.04 | 46 | 0.07 | Windows 3.1 |
| 20 | 111 | 0.07 | 41 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 21 | 46 | 0.03 | 41 | 0.07 | +http://www.xovibot.net/ |
| 22 | 273 | 0.17 | 40 | 0.07 | Windows 98 |
| 23 | 32 | 0.02 | 31 | 0.05 | +http://www.uptime.com/uptimebot |
| 24 | 11 | 0.01 | 10 | 0.02 | +info@netcraft.com |
| 25 | 74 | 0.05 | 9 | 0.01 | Windows XP |
| 26 | 521 | 0.32 | 9 | 0.01 | +http://www.seokicks.de/robot.html |
| 27 | 69 | 0.04 | 6 | 0.01 | +http://www.semrush.com/bot.html |
| 28 | 7 | 0.00 | 4 | 0.01 | Wayback Machine Live Record; +http://arc... |
| 29 | 6 | 0.00 | 3 | 0.00 | +http://help.coccoc.com/ |
| 30 | 1990 | 1.24 | 3 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 31 | 5 | 0.00 | 3 | 0.00 | Linux i686 [unknown version] |
| 32 | 11 | 0.01 | 3 | 0.00 | +http://www.exabot.com/go/robot |
| 33 | 298 | 0.18 | 2 | 0.00 | +http://www.warebay.com/bot.html |
| 34 | 2006 | 1.24 | 2 | 0.00 | http://crawler.007ac9.net/ |
| 35 | 6 | 0.00 | 2 | 0.00 | +http://help.coccoc.com/searchengine |
| 36 | 3 | 0.00 | 1 | 0.00 | https://nmap.org/book/nse.html |
| 37 | 9 | 0.01 | 1 | 0.00 | crawler@mixrank.com |
| 38 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 39 | 2 | 0.00 | 1 | 0.00 | http://www.botje.com/plukkie.htm |
| 40 | 1 | 0.00 | 1 | 0.00 | Android 2.3.5 |
| 41 | 6597 | 4.09 | 1 | 0.00 | +http://megaindex.com/crawler |
| 42 | 7 | 0.00 | 1 | 0.00 | X11 |
| 43 | 12 | 0.01 | 1 | 0.00 | +https://www.dataprovider.com/ |
| 44 | 16 | 0.01 | 1 | 0.00 | +https://teeraid.com/bot/ |
| 45 | 1 | 0.00 | 0 | 0.00 | +http://www.parsijoo.ir/; crawler@parsij... |
| 46 | 2 | 0.00 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 47 | 3 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 48 | 12 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
