| Used Operating Systems |
| 1 | 68971 | 55.25 | 373 | 1.70 | http://mj12bot.com/ |
| 2 | 30719 | 24.61 | 15972 | 72.78 | +http://ahrefs.com/robot/ |
| 3 | 10220 | 8.19 | 1178 | 5.37 | Windows NT |
| 4 | 4267 | 3.42 | 2974 | 13.55 | +http://www.baidu.com/search/spider.html |
| 5 | 3139 | 2.51 | 227 | 1.03 | +http://yandex.com/bots |
| 6 | 2325 | 1.86 | 140 | 0.64 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 1647 | 1.32 | 433 | 1.97 | +http://www.linkdex.com/bots/ |
| 8 | 1117 | 0.89 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 746 | 0.60 | 347 | 1.58 | +http://www.google.com/bot.html |
| 10 | 504 | 0.40 | 6 | 0.03 | Linux i686 [unknown version] |
| 11 | 456 | 0.37 | 189 | 0.86 | +http://www.bing.com/bingbot.htm |
| 12 | 250 | 0.20 | 1 | 0.00 | Linux i586 [unknown version] |
| 13 | 81 | 0.06 | 13 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 80 | 0.06 | 8 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 15 | 55 | 0.04 | 3 | 0.01 | +http://sur.ly/bot.html |
| 16 | 52 | 0.04 | 18 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 49 | 0.04 | 7 | 0.03 | +http://www.semrush.com/bot.html |
| 18 | 37 | 0.03 | 29 | 0.13 | +http://www.uptime.com/uptimebot |
| 19 | 29 | 0.02 | 3 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 20 | 22 | 0.02 | 3 | 0.01 | +http://www.exabot.com/go/robot |
| 21 | 21 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 22 | 13 | 0.01 | 1 | 0.00 | +http://www.linkpad.ru |
| 23 | 8 | 0.01 | 7 | 0.03 | +info@netcraft.com |
| 24 | 4 | 0.00 | 2 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 25 | 3 | 0.00 | 1 | 0.00 | +http://prlog.ru/ |
| 26 | 2 | 0.00 | 1 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 27 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 28 | 1 | 0.00 | 1 | 0.00 | https://nmap.org/book/nse.html |
| 29 | 1 | 0.00 | 1 | 0.00 | Android |
| 30 | 1 | 0.00 | 1 | 0.00 | Solaris 2.5.x |
| 31 | 1 | 0.00 | 1 | 0.00 | +http://www.id-search.xyz/bot.html |
| 32 | 1 | 0.00 | 1 | 0.00 | actually this is http://ismyblogworking.... |
| 33 | 1 | 0.00 | 1 | 0.00 | X11 |
| 34 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 35 | 1 | 0.00 | 1 | 0.00 | Windows XP |
