| Used Operating Systems |
| 1 | 20644 | 44.66 | 194 | 10.24 | +http://ahrefs.com/robot/ |
| 2 | 13865 | 30.00 | 211 | 11.14 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 4036 | 8.73 | 188 | 9.93 | http://mj12bot.com/ |
| 4 | 3450 | 7.46 | 112 | 5.91 | +http://www.google.com/bot.html |
| 5 | 2649 | 5.73 | 795 | 41.97 | Windows NT |
| 6 | 626 | 1.35 | 189 | 9.98 | +http://yandex.com/bots |
| 7 | 425 | 0.92 | 28 | 1.48 | +http://www.bing.com/bingbot.htm |
| 8 | 108 | 0.23 | 50 | 2.64 | +http://www.baidu.com/search/spider.html |
| 9 | 77 | 0.17 | 21 | 1.11 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 63 | 0.14 | 7 | 0.37 | +https://www.seokicks.de/robot.html |
| 11 | 52 | 0.11 | 9 | 0.48 | Windows 98 |
| 12 | 44 | 0.10 | 23 | 1.21 | Windows 95 |
| 13 | 34 | 0.07 | 7 | 0.37 | Windows CE |
| 14 | 22 | 0.05 | 0 | 0.00 | Windows XP |
| 15 | 18 | 0.04 | 7 | 0.37 | MSIE 5.5; Windows NT 5.0 |
| 16 | 16 | 0.03 | 16 | 0.84 | http://cloudsystemnetworks.com |
| 17 | 14 | 0.03 | 5 | 0.26 | MSIE 5.5; Windows NT 4.0 |
| 18 | 10 | 0.02 | 4 | 0.21 | Auto; Windows |
| 19 | 8 | 0.02 | 6 | 0.32 | Windows 2000 |
| 20 | 8 | 0.02 | 4 | 0.21 | +http://sur.ly/bot.html |
| 21 | 8 | 0.02 | 2 | 0.11 | +https://www.mojeek.com/bot.html |
| 22 | 8 | 0.02 | 4 | 0.21 | +http://www.linkdex.com/bots/ |
| 23 | 8 | 0.02 | 2 | 0.11 | Windows ME |
| 24 | 8 | 0.02 | 2 | 0.11 | Windows 3.1 |
| 25 | 6 | 0.01 | 2 | 0.11 | +http://www.semrush.com/bot.html |
| 26 | 4 | 0.01 | 2 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 4 | 0.01 | 0 | 0.00 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 28 | 4 | 0.01 | 2 | 0.11 | http://filterdb.iss.net/crawler/ |
| 29 | 2 | 0.00 | 2 | 0.11 | +info@netcraft.com |
