| Used Operating Systems by Visits |
| 1 | 4699 | 9.18 | 3804 | 42.46 | +http://www.baidu.com/search/spider.html |
| 2 | 4539 | 8.87 | 2731 | 30.48 | +http://ahrefs.com/robot/ |
| 3 | 13878 | 27.11 | 881 | 9.83 | Windows NT |
| 4 | 1447 | 2.83 | 704 | 7.86 | +http://www.google.com/bot.html |
| 5 | 7878 | 15.39 | 193 | 2.15 | +http://www.bing.com/bingbot.htm |
| 6 | 160 | 0.31 | 149 | 1.66 | +http://www.xovibot.net/ |
| 7 | 15358 | 30.01 | 138 | 1.54 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 543 | 1.06 | 111 | 1.24 | +http://yandex.com/bots |
| 9 | 249 | 0.49 | 80 | 0.89 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 172 | 0.34 | 52 | 0.58 | +http://www.linkdex.com/bots/ |
| 11 | 31 | 0.06 | 24 | 0.27 | Windows 95 |
| 12 | 79 | 0.15 | 13 | 0.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 22 | 0.04 | 11 | 0.12 | Windows 98 |
| 14 | 18 | 0.04 | 8 | 0.09 | +http://sur.ly/bot.html |
| 15 | 18 | 0.04 | 8 | 0.09 | +http://help.coccoc.com/ |
| 16 | 6 | 0.01 | 5 | 0.06 | Windows 2000 |
| 17 | 7 | 0.01 | 5 | 0.06 | Windows 3.1 |
| 18 | 5 | 0.01 | 5 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 19 | 5 | 0.01 | 4 | 0.04 | Windows ME |
| 20 | 8 | 0.02 | 4 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 3 | 0.01 | 3 | 0.03 | Windows CE |
| 22 | 5 | 0.01 | 3 | 0.03 | http://nmap.org/book/nse.html |
| 23 | 4 | 0.01 | 3 | 0.03 | X11 |
| 24 | 2 | 0.00 | 2 | 0.02 | Auto; Windows |
| 25 | 2004 | 3.92 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 26 | 3 | 0.01 | 2 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 27 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 28 | 2 | 0.00 | 2 | 0.02 | Android 2.3.5 |
| 29 | 4 | 0.01 | 2 | 0.02 | +http://duckduckgo.com |
| 30 | 1 | 0.00 | 1 | 0.01 | +https://www.wslta.com/WoTBoT.html |
| 31 | 1 | 0.00 | 1 | 0.01 | +http://www.privacyaware.org |
| 32 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 33 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 34 | 13 | 0.03 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 35 | 1 | 0.00 | 1 | 0.01 | +http://www.uptime.com/uptimebot |
| 36 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 37 | 5 | 0.01 | 1 | 0.01 | http://filterdb.iss.net/crawler/ |
| 38 | 2 | 0.00 | 0 | 0.00 | Windows XP |
| 39 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 40 | 3 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
