| Used Operating Systems |
| 1 | 31280 | 44.95 | 7714 | 87.70 | Windows NT |
| 2 | 22078 | 31.73 | 274 | 3.12 | +http://ahrefs.com/robot/ |
| 3 | 11328 | 16.28 | 259 | 2.94 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 3356 | 4.82 | 177 | 2.01 | http://mj12bot.com/ |
| 5 | 455 | 0.65 | 5 | 0.06 | +http://www.bing.com/bingbot.htm |
| 6 | 315 | 0.45 | 101 | 1.15 | +http://yandex.com/bots |
| 7 | 251 | 0.36 | 91 | 1.03 | +http://www.google.com/bot.html |
| 8 | 105 | 0.15 | 66 | 0.75 | +http://www.baidu.com/search/spider.html |
| 9 | 89 | 0.13 | 29 | 0.33 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 85 | 0.12 | 14 | 0.16 | +http://www.exabot.com/go/robot |
| 11 | 63 | 0.09 | 7 | 0.08 | +https://www.seokicks.de/robot.html |
| 12 | 49 | 0.07 | 12 | 0.14 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 13 | 29 | 0.04 | 4 | 0.05 | Windows 95 |
| 14 | 17 | 0.02 | 17 | 0.19 | http://cloudsystemnetworks.com |
| 15 | 14 | 0.02 | 5 | 0.06 | Windows 98 |
| 16 | 12 | 0.02 | 4 | 0.05 | +http://www.semrush.com/bot.html |
| 17 | 8 | 0.01 | 0 | 0.00 | Windows CE |
| 18 | 8 | 0.01 | 3 | 0.03 | +http://www.linkdex.com/bots/ |
| 19 | 6 | 0.01 | 2 | 0.02 | Windows 2000 |
| 20 | 4 | 0.01 | 2 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 4 | 0.01 | 0 | 0.00 | Windows XP |
| 22 | 4 | 0.01 | 0 | 0.00 | +http://www.seodiver.com/bot |
| 23 | 4 | 0.01 | 0 | 0.00 | Windows ME |
| 24 | 4 | 0.01 | 0 | 0.00 | Windows 3.1 |
| 25 | 4 | 0.01 | 2 | 0.02 | http://filterdb.iss.net/crawler/ |
| 26 | 4 | 0.01 | 4 | 0.05 | +http://netsystemsresearch.com |
| 27 | 2 | 0.00 | 2 | 0.02 | +http://sur.ly/bot.html |
| 28 | 2 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 29 | 2 | 0.00 | 2 | 0.02 | +info@netcraft.com |
