| Used Operating Systems |
| 1 | 58010 | 53.23 | 285 | 1.39 | http://mj12bot.com/ |
| 2 | 20431 | 18.75 | 13938 | 67.76 | +http://ahrefs.com/robot/ |
| 3 | 7742 | 7.10 | 274 | 1.33 | +http://yandex.com/bots |
| 4 | 7153 | 6.56 | 5023 | 24.42 | +http://www.baidu.com/search/spider.html |
| 5 | 5427 | 4.98 | 120 | 0.58 | Windows NT |
| 6 | 3664 | 3.36 | 4 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 7 | 3359 | 3.08 | 1 | 0.00 | +http://megaindex.com/crawler |
| 8 | 1402 | 1.29 | 518 | 2.52 | +http://www.google.com/bot.html |
| 9 | 852 | 0.78 | 219 | 1.06 | +http://www.linkdex.com/bots/ |
| 10 | 533 | 0.49 | 101 | 0.49 | +http://www.bing.com/bingbot.htm |
| 11 | 131 | 0.12 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 12 | 90 | 0.08 | 36 | 0.18 | +spider@seoscanners.net |
| 13 | 84 | 0.08 | 15 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 32 | 0.03 | 4 | 0.02 | +http://sur.ly/bot.html |
| 15 | 26 | 0.02 | 1 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 26 | 0.02 | 24 | 0.12 | +http://www.uptime.com/uptimebot |
| 17 | 10 | 0.01 | 2 | 0.01 | http://filterdb.iss.net/crawler/ |
| 18 | 3 | 0.00 | 1 | 0.00 | Windows 95 |
| 19 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 20 | 1 | 0.00 | 1 | 0.00 | +http://www.google.com/bot.html,Yahoo! S... |
| 21 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 22 | 1 | 0.00 | 0 | 0.00 | Windows 98 |
