| Used Operating Systems |
| 1 | 1635 | 31.05 | 77 | 3.94 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1511 | 28.70 | 1226 | 62.78 | +http://www.baidu.com/search/spider.html |
| 3 | 1226 | 23.29 | 338 | 17.31 | +http://www.bing.com/bingbot.htm |
| 4 | 609 | 11.57 | 176 | 9.01 | +http://www.google.com/bot.html |
| 5 | 144 | 2.74 | 75 | 3.84 | Windows NT |
| 6 | 38 | 0.72 | 11 | 0.56 | +http://yandex.com/bots |
| 7 | 24 | 0.46 | 12 | 0.61 | +http://www.exabot.com/go/robot |
| 8 | 14 | 0.27 | 7 | 0.36 | +http://OpenLinkProfiler.org/bot |
| 9 | 14 | 0.27 | 7 | 0.36 | +http://www.meanpath.com/meanpathbot.htm... |
| 10 | 12 | 0.23 | 6 | 0.31 | +http://ahrefs.com/robot/ |
| 11 | 8 | 0.15 | 2 | 0.10 | +https://www.lipperhey.com/en/about/ |
| 12 | 7 | 0.13 | 2 | 0.10 | +info@netcraft.com |
| 13 | 4 | 0.08 | 2 | 0.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 4 | 0.08 | 2 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 4 | 0.08 | 2 | 0.10 | +http://www.semrush.com/bot.html |
| 16 | 3 | 0.06 | 1 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 17 | 3 | 0.06 | 3 | 0.15 | Linux [unknown version] |
| 18 | 2 | 0.04 | 2 | 0.10 | Linux i686 [unknown version] |
| 19 | 2 | 0.04 | 2 | 0.10 | http://nmap.org/book/nse.html |
| 20 | 1 | 0.02 | 0 | 0.00 | Windows 98 |
