| Used Operating Systems |
| 1 | 4678 | 21.89 | 73 | 1.21 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4608 | 21.56 | 4033 | 66.67 | +http://www.baidu.com/search/spider.html |
| 3 | 4157 | 19.45 | 72 | 1.19 | http://mj12bot.com/ |
| 4 | 2281 | 10.67 | 357 | 5.90 | +http://www.google.com/bot.html |
| 5 | 1121 | 5.24 | 360 | 5.95 | +http://www.bing.com/bingbot.htm |
| 6 | 1034 | 4.84 | 283 | 4.68 | Windows NT |
| 7 | 756 | 3.54 | 233 | 3.85 | +http://yandex.com/bots |
| 8 | 647 | 3.03 | 289 | 4.78 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 596 | 2.79 | 130 | 2.15 | +http://www.linkdex.com/bots/ |
| 10 | 556 | 2.60 | 8 | 0.13 | +http://www.seokicks.de/robot.html |
| 11 | 474 | 2.22 | 9 | 0.15 | +http://www.semrush.com/bot.html |
| 12 | 231 | 1.08 | 84 | 1.39 | +http://ahrefs.com/robot/ |
| 13 | 115 | 0.54 | 27 | 0.45 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 42 | 0.20 | 23 | 0.38 | +http://www.exabot.com/go/robot |
| 15 | 17 | 0.08 | 17 | 0.28 | Windows 95 |
| 16 | 13 | 0.06 | 13 | 0.21 | Windows 98 |
| 17 | 9 | 0.04 | 5 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 6 | 0.03 | 3 | 0.05 | +http://duckduckgo.com |
| 19 | 4 | 0.02 | 1 | 0.02 | +http://www.linkpad.ru |
| 20 | 4 | 0.02 | 4 | 0.07 | Windows ME |
| 21 | 4 | 0.02 | 4 | 0.07 | +http://www.uptime.com/uptimebot |
| 22 | 3 | 0.01 | 3 | 0.05 | Windows CE |
| 23 | 3 | 0.01 | 3 | 0.05 | Windows XP |
| 24 | 2 | 0.01 | 2 | 0.03 | Auto; Windows |
| 25 | 2 | 0.01 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 26 | 2 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 27 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 28 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 29 | 2 | 0.01 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 30 | 1 | 0.00 | 1 | 0.02 | +https://github.com/AliasIO/Wappalyzer |
| 31 | 1 | 0.00 | 1 | 0.02 | Android |
| 32 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 33 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
