| Used Operating Systems |
| 1 | 3148 | 37.21 | 2563 | 52.35 | +http://ahrefs.com/robot/ |
| 2 | 2377 | 28.10 | 1915 | 39.11 | +http://www.baidu.com/search/spider.html |
| 3 | 1536 | 18.16 | 205 | 4.19 | Windows NT |
| 4 | 639 | 7.55 | 11 | 0.22 | http://mj12bot.com/ |
| 5 | 268 | 3.17 | 93 | 1.90 | +http://www.linkdex.com/bots/ |
| 6 | 155 | 1.83 | 27 | 0.55 | +http://yandex.com/bots |
| 7 | 112 | 1.32 | 29 | 0.59 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 81 | 0.96 | 32 | 0.65 | +http://www.google.com/bot.html |
| 9 | 59 | 0.70 | 8 | 0.16 | +http://www.bing.com/bingbot.htm |
| 10 | 58 | 0.69 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 11 | 23 | 0.27 | 9 | 0.18 | +http://www.exabot.com/go/robot |
| 12 | 4 | 0.05 | 4 | 0.08 | +info@netcraft.com |
