| Used Operating Systems by Visits |
| 1 | 9581 | 9.16 | 5624 | 34.27 | +http://ahrefs.com/robot/ |
| 2 | 7572 | 7.24 | 4996 | 30.44 | +http://www.baidu.com/search/spider.html |
| 3 | 26208 | 25.05 | 762 | 4.64 | +http://yandex.com/bots |
| 4 | 5192 | 4.96 | 445 | 2.71 | Windows NT |
| 5 | 673 | 0.64 | 418 | 2.55 | +http://www.linkdex.com/bots/ |
| 6 | 448 | 0.43 | 401 | 2.44 | Windows 2005 |
| 7 | 43778 | 41.84 | 394 | 2.40 | http://mj12bot.com/ |
| 8 | 433 | 0.41 | 379 | 2.31 | Windows 2004 |
| 9 | 415 | 0.40 | 374 | 2.28 | Windows 2002 |
| 10 | 426 | 0.41 | 373 | 2.27 | Windows 2006 |
| 11 | 418 | 0.40 | 367 | 2.24 | Windows 2003 |
| 12 | 418 | 0.40 | 363 | 2.21 | Windows 2007 |
| 13 | 396 | 0.38 | 351 | 2.14 | Windows 2008 |
| 14 | 376 | 0.36 | 327 | 1.99 | Windows 9 |
| 15 | 798 | 0.76 | 287 | 1.75 | +http://www.google.com/bot.html |
| 16 | 684 | 0.65 | 236 | 1.44 | +http://www.bing.com/bingbot.htm |
| 17 | 306 | 0.29 | 114 | 0.69 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 5541 | 5.30 | 29 | 0.18 | http://www.majestic12.co.uk/bot.php?+ |
| 19 | 43 | 0.04 | 17 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 189 | 0.18 | 16 | 0.10 | +http://napoveda.seznam.cz/en/seznambot-... |
| 21 | 106 | 0.10 | 15 | 0.09 | +spider@seoscanners.net |
| 22 | 15 | 0.01 | 14 | 0.09 | +http://www.uptime.com/uptimebot |
| 23 | 24 | 0.02 | 12 | 0.07 | +http://duckduckgo.com |
| 24 | 94 | 0.09 | 12 | 0.07 | +http://help.coccoc.com/searchengine |
| 25 | 24 | 0.02 | 11 | 0.07 | +http://www.exabot.com/go/robot |
| 26 | 50 | 0.05 | 10 | 0.06 | +http://www.semrush.com/bot.html |
| 27 | 18 | 0.02 | 9 | 0.05 | +https://www.mojeek.com/bot.html |
| 28 | 276 | 0.26 | 8 | 0.05 | +http://siteexplorer.info/Backlink-Check... |
| 29 | 6 | 0.01 | 6 | 0.04 | Windows 98 |
| 30 | 7 | 0.01 | 5 | 0.03 | Windows 2000 |
| 31 | 5 | 0.00 | 5 | 0.03 | Windows 95 |
| 32 | 36 | 0.03 | 4 | 0.02 | +http://www.seokicks.de/robot.html |
| 33 | 20 | 0.02 | 4 | 0.02 | +http://www.profound.net/domainappender |
| 34 | 3 | 0.00 | 3 | 0.02 | Windows XP |
| 35 | 2 | 0.00 | 2 | 0.01 | +http://pmoz.info/doc/botinfo.htm |
| 36 | 20 | 0.02 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 37 | 4 | 0.00 | 2 | 0.01 | http://www.botje.com/plukkie.htm |
| 38 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 39 | 2 | 0.00 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 41 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 42 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 43 | 1 | 0.00 | 1 | 0.01 | mailto: techinfo@ubermetrics-technologie... |
| 44 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 45 | 3 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 46 | 10 | 0.01 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 47 | 1 | 0.00 | 1 | 0.01 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 48 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 49 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 50 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
