| Used Operating Systems |
| 1 | 7525 | 44.60 | 62 | 3.06 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3488 | 20.67 | 295 | 14.58 | +http://www.bing.com/bingbot.htm |
| 3 | 3043 | 18.03 | 1121 | 55.41 | Windows NT |
| 4 | 1169 | 6.93 | 222 | 10.97 | +http://www.google.com/bot.html |
| 5 | 456 | 2.70 | 20 | 0.99 | +http://ahrefs.com/robot/ |
| 6 | 418 | 2.48 | 66 | 3.26 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 204 | 1.21 | 78 | 3.86 | +http://www.baidu.com/search/spider.html |
| 8 | 178 | 1.05 | 56 | 2.77 | +http://yandex.com/bots |
| 9 | 98 | 0.58 | 28 | 1.38 | +http://www.linkdex.com/bots/ |
| 10 | 66 | 0.39 | 3 | 0.15 | +http://OpenLinkProfiler.org/bot |
| 11 | 59 | 0.35 | 4 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 46 | 0.27 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 13 | 44 | 0.26 | 21 | 1.04 | +http://duckduckgo.com |
| 14 | 22 | 0.13 | 22 | 1.09 | +http://monasterytea.spbdyet.ru |
| 15 | 13 | 0.08 | 7 | 0.35 | +http://www.exabot.com/go/robot |
| 16 | 12 | 0.07 | 1 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 17 | 11 | 0.07 | 1 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 18 | 8 | 0.05 | 8 | 0.40 | +http://warifort.moykrest.ru |
| 19 | 4 | 0.02 | 2 | 0.10 | +https://www.mojeek.com/bot.html |
| 20 | 4 | 0.02 | 2 | 0.10 | http://www.opensiteexplorer.org/dotbot, ... |
| 21 | 4 | 0.02 | 2 | 0.10 | +http://www.grapeshot.co.uk/crawler.php |
| 22 | 1 | 0.01 | 1 | 0.05 | Linux i586 [unknown version] |
| 23 | 1 | 0.01 | 1 | 0.05 | +info@netcraft.com |
