| Used Operating Systems |
| 1 | 25461 | 26.71 | 174 | 0.80 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 24400 | 25.60 | 16970 | 78.35 | +http://ahrefs.com/robot/ |
| 3 | 22589 | 23.70 | 728 | 3.36 | +http://yandex.com/bots |
| 4 | 7747 | 8.13 | 44 | 0.20 | http://mj12bot.com/ |
| 5 | 4097 | 4.30 | 387 | 1.79 | Windows NT |
| 6 | 2506 | 2.63 | 470 | 2.17 | +http://www.google.com/bot.html |
| 7 | 2278 | 2.39 | 1867 | 8.62 | +http://www.baidu.com/search/spider.html |
| 8 | 1948 | 2.04 | 344 | 1.59 | +http://www.bing.com/bingbot.htm |
| 9 | 1342 | 1.41 | 293 | 1.35 | +http://www.linkdex.com/bots/ |
| 10 | 657 | 0.69 | 73 | 0.34 | +http://www.semrush.com/bot.html |
| 11 | 556 | 0.58 | 12 | 0.06 | +http://www.seokicks.de/robot.html |
| 12 | 385 | 0.40 | 24 | 0.11 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 336 | 0.35 | 2 | 0.01 | +http://siteexplorer.info/ |
| 14 | 307 | 0.32 | 109 | 0.50 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 251 | 0.26 | 1 | 0.00 | Linux i686 [unknown version] |
| 16 | 133 | 0.14 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 17 | 118 | 0.12 | 50 | 0.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 60 | 0.06 | 15 | 0.07 | +http://www.profound.net/domainappender |
| 19 | 40 | 0.04 | 33 | 0.15 | +http://www.uptime.com/uptimebot |
| 20 | 24 | 0.03 | 11 | 0.05 | +http://www.exabot.com/go/robot |
| 21 | 18 | 0.02 | 9 | 0.04 | +http://duckduckgo.com |
| 22 | 13 | 0.01 | 1 | 0.00 | +https://www.dataprovider.com/ |
| 23 | 11 | 0.01 | 1 | 0.00 | crawler@mixrank.com |
| 24 | 10 | 0.01 | 7 | 0.03 | Windows 98 |
| 25 | 9 | 0.01 | 7 | 0.03 | Windows 95 |
| 26 | 7 | 0.01 | 7 | 0.03 | +http://besome1.info/securityresearchbot... |
| 27 | 6 | 0.01 | 4 | 0.02 | +http://sur.ly/bot.html |
| 28 | 4 | 0.00 | 4 | 0.02 | Windows XP |
| 29 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 30 | 3 | 0.00 | 1 | 0.00 | +http://webmeup-crawler.com/ |
| 31 | 2 | 0.00 | 2 | 0.01 | Windows 2000 |
| 32 | 2 | 0.00 | 1 | 0.00 | +https://www.mojeek.com/bot.html |
| 33 | 2 | 0.00 | 0 | 0.00 | http://yooz.ir; info@yooz.ir |
| 34 | 1 | 0.00 | 1 | 0.00 | Auto; Windows |
| 35 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 37 | 1 | 0.00 | 1 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 38 | 1 | 0.00 | 1 | 0.00 | Windows 3.1 |
