| Used Operating Systems by Visits |
| 1 | 26106 | 20.84 | 21806 | 50.63 | +http://ahrefs.com/robot/ |
| 2 | 20539 | 16.40 | 15808 | 36.70 | +http://www.baidu.com/search/spider.html |
| 3 | 3360 | 2.68 | 1718 | 3.99 | +http://www.google.com/bot.html |
| 4 | 2818 | 2.25 | 861 | 2.00 | +http://www.bing.com/bingbot.htm |
| 5 | 1800 | 1.44 | 517 | 1.20 | +http://www.linkdex.com/bots/ |
| 6 | 10394 | 8.30 | 455 | 1.06 | +http://yandex.com/bots |
| 7 | 1464 | 1.17 | 376 | 0.87 | Windows NT |
| 8 | 567 | 0.45 | 340 | 0.79 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 35651 | 28.46 | 279 | 0.65 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 345 | 0.28 | 231 | 0.54 | +http://www.xovibot.net/ |
| 11 | 11378 | 9.08 | 221 | 0.51 | +http://www.semrush.com/bot.html |
| 12 | 519 | 0.41 | 87 | 0.20 | +http://www.profound.net/domainappender |
| 13 | 166 | 0.13 | 83 | 0.19 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 66 | 0.05 | 54 | 0.13 | +http://www.uptime.com/uptimebot |
| 15 | 4804 | 3.84 | 45 | 0.10 | http://mj12bot.com/ |
| 16 | 3439 | 2.75 | 42 | 0.10 | +http://www.seokicks.de/robot.html |
| 17 | 75 | 0.06 | 41 | 0.10 | +http://www.proximic.com/info/spider.php |
| 18 | 62 | 0.05 | 32 | 0.07 | +http://www.exabot.com/go/robot |
| 19 | 35 | 0.03 | 18 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 20 | 9 | 0.01 | 9 | 0.02 | +http://besome1.info/securityresearchbot... |
| 21 | 12 | 0.01 | 6 | 0.01 | +http://duckduckgo.com |
| 22 | 5 | 0.00 | 5 | 0.01 | Windows 95 |
| 23 | 23 | 0.02 | 5 | 0.01 | +http://help.coccoc.com/searchengine |
| 24 | 32 | 0.03 | 3 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 25 | 5 | 0.00 | 3 | 0.01 | Intel Mac OS X 10.6 |
| 26 | 2 | 0.00 | 2 | 0.00 | Windows CE |
| 27 | 2 | 0.00 | 2 | 0.00 | Windows ME |
| 28 | 2 | 0.00 | 2 | 0.00 | Linux i686 [unknown version] |
| 29 | 2 | 0.00 | 2 | 0.00 | Windows 3.1 |
| 30 | 429 | 0.34 | 2 | 0.00 | +http://siteexplorer.info/ |
| 31 | 1 | 0.00 | 1 | 0.00 | Auto; Windows |
| 32 | 1 | 0.00 | 1 | 0.00 | Windows 2000 |
| 33 | 1 | 0.00 | 1 | 0.00 | +http://glutenfreepleasure.com/ |
| 34 | 2 | 0.00 | 1 | 0.00 | +https://deusu.de/robot.html |
| 35 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 36 | 1000 | 0.80 | 1 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 37 | 1 | 0.00 | 1 | 0.00 | Windows XP |
| 38 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 39 | 106 | 0.08 | 1 | 0.00 | X11 |
| 40 | 1 | 0.00 | 1 | 0.00 | Windows 98 |
| 41 | 5 | 0.00 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 42 | 1 | 0.00 | 1 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 43 | 13 | 0.01 | 1 | 0.00 | +https://www.dataprovider.com/ |
| 44 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
