| Used Operating Systems by Visits |
| 1 | 21264 | 12.68 | 13789 | 67.07 | +http://ahrefs.com/robot/ |
| 2 | 3584 | 2.14 | 2420 | 11.77 | +http://www.baidu.com/search/spider.html |
| 3 | 9460 | 5.64 | 1679 | 8.17 | Windows NT |
| 4 | 1888 | 1.13 | 865 | 4.21 | +http://www.google.com/bot.html |
| 5 | 118371 | 70.60 | 509 | 2.48 | http://mj12bot.com/ |
| 6 | 2854 | 1.70 | 371 | 1.80 | +http://www.linkdex.com/bots/ |
| 7 | 606 | 0.36 | 279 | 1.36 | +http://www.bing.com/bingbot.htm |
| 8 | 1351 | 0.81 | 245 | 1.19 | +http://yandex.com/bots |
| 9 | 3252 | 1.94 | 229 | 1.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 35 | 0.02 | 28 | 0.14 | Windows 95 |
| 11 | 77 | 0.05 | 23 | 0.11 | +http://www.exabot.com/go/robot |
| 12 | 50 | 0.03 | 22 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 22 | 0.01 | 20 | 0.10 | +info@netcraft.com |
| 14 | 75 | 0.04 | 11 | 0.05 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 26 | 0.02 | 10 | 0.05 | Windows 98 |
| 16 | 44 | 0.03 | 8 | 0.04 | +http://napoveda.seznam.cz/en/seznambot-... |
| 17 | 6 | 0.00 | 6 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 18 | 5 | 0.00 | 5 | 0.02 | Windows CE |
| 19 | 86 | 0.05 | 4 | 0.02 | +http://sur.ly/bot.html |
| 20 | 7 | 0.00 | 4 | 0.02 | Windows XP |
| 21 | 4008 | 2.39 | 4 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 22 | 4 | 0.00 | 4 | 0.02 | Windows ME |
| 23 | 4 | 0.00 | 4 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 24 | 4 | 0.00 | 4 | 0.02 | Windows 3.1 |
| 25 | 3 | 0.00 | 3 | 0.01 | Auto; Windows |
| 26 | 14 | 0.01 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 27 | 2 | 0.00 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 28 | 4 | 0.00 | 2 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 29 | 500 | 0.30 | 2 | 0.01 | Linux i586 [unknown version] |
| 30 | 2 | 0.00 | 1 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 31 | 2 | 0.00 | 1 | 0.00 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 32 | 4 | 0.00 | 1 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 33 | 7 | 0.00 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 34 | 1 | 0.00 | 1 | 0.00 | +http://eripp.com |
| 35 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 37 | 41 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
