| Used Operating Systems |
| 1 | 12140 | 59.19 | 158 | 7.71 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2012 | 9.81 | 176 | 8.59 | +http://yandex.com/bots |
| 3 | 1171 | 5.71 | 8 | 0.39 | +http://ahrefs.com/robot/ |
| 4 | 1111 | 5.42 | 95 | 4.64 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 983 | 4.79 | 341 | 16.64 | +http://www.google.com/bot.html |
| 6 | 836 | 4.08 | 339 | 16.54 | +http://www.bing.com/bingbot.htm |
| 7 | 666 | 3.25 | 523 | 25.52 | Windows NT |
| 8 | 472 | 2.30 | 127 | 6.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 452 | 2.20 | 4 | 0.20 | +http://OpenLinkProfiler.org/bot |
| 10 | 441 | 2.15 | 196 | 9.57 | +http://www.baidu.com/search/spider.html |
| 11 | 64 | 0.31 | 33 | 1.61 | +http://www.linkdex.com/bots/ |
| 12 | 52 | 0.25 | 6 | 0.29 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 33 | 0.16 | 14 | 0.68 | +http://www.exabot.com/go/robot |
| 14 | 31 | 0.15 | 8 | 0.39 | +http://www.semrush.com/bot.html |
| 15 | 16 | 0.08 | 8 | 0.39 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 8 | 0.04 | 2 | 0.10 | +http://www.findxbot.com |
| 17 | 6 | 0.03 | 3 | 0.15 | +http://webmeup-crawler.com/ |
| 18 | 4 | 0.02 | 2 | 0.10 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 19 | 4 | 0.02 | 2 | 0.10 | +info@netcraft.com |
| 20 | 3 | 0.01 | 0 | 0.00 | Windows 98 |
| 21 | 2 | 0.01 | 2 | 0.10 | http://nmap.org/book/nse.html |
| 22 | 1 | 0.00 | 1 | 0.05 | +http://www.seograph.net/bot.html |
| 23 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 24 | 1 | 0.00 | 1 | 0.05 | Windows XP |
