| Used Operating Systems |
| 1 | 2555 | 41.35 | 2137 | 64.60 | +http://www.baidu.com/search/spider.html |
| 2 | 1495 | 24.19 | 378 | 11.43 | +http://www.bing.com/bingbot.htm |
| 3 | 760 | 12.30 | 446 | 13.48 | +http://www.google.com/bot.html |
| 4 | 467 | 7.56 | 56 | 1.69 | +http://yandex.com/bots |
| 5 | 166 | 2.69 | 131 | 3.96 | Windows NT |
| 6 | 132 | 2.14 | 50 | 1.51 | +http://ahrefs.com/robot/ |
| 7 | 104 | 1.68 | 6 | 0.18 | +http://www.seokicks.de/robot.html |
| 8 | 70 | 1.13 | 18 | 0.54 | http://mj12bot.com/ |
| 9 | 68 | 1.10 | 2 | 0.06 | Linux i586 [unknown version] |
| 10 | 64 | 1.04 | 2 | 0.06 | +https://www.aihitdata.com/about |
| 11 | 63 | 1.02 | 28 | 0.85 | +http://www.semrush.com/bot.html |
| 12 | 48 | 0.78 | 18 | 0.54 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 43 | 0.70 | 7 | 0.21 | http://www.majestic12.co.uk/bot.php?+ |
| 14 | 40 | 0.65 | 4 | 0.12 | http://filterdb.iss.net/crawler/ |
| 15 | 36 | 0.58 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 16 | 26 | 0.42 | 2 | 0.06 | +https://www.dataprovider.com/ |
| 17 | 12 | 0.19 | 3 | 0.09 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 9 | 0.15 | 3 | 0.09 | +http://www.exabot.com/go/robot |
| 19 | 4 | 0.06 | 4 | 0.12 | http://nmap.org/book/nse.html |
| 20 | 4 | 0.06 | 3 | 0.09 | Linux i686 [unknown version] |
| 21 | 4 | 0.06 | 3 | 0.09 | +http://www.uptime.com/uptimebot |
| 22 | 3 | 0.05 | 2 | 0.06 | +info@netcraft.com |
| 23 | 2 | 0.03 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 24 | 2 | 0.03 | 2 | 0.06 | +http://www.grapeshot.co.uk/crawler.php |
| 25 | 2 | 0.03 | 2 | 0.06 | X11 |
