| Used Operating Systems |
| 1 | 15922 | 61.67 | 11406 | 76.83 | +http://ahrefs.com/robot/ |
| 2 | 4685 | 18.15 | 159 | 1.07 | http://mj12bot.com/ |
| 3 | 2479 | 9.60 | 1797 | 12.10 | +http://www.baidu.com/search/spider.html |
| 4 | 838 | 3.25 | 458 | 3.09 | +http://www.google.com/bot.html |
| 5 | 652 | 2.53 | 394 | 2.65 | Windows NT |
| 6 | 393 | 1.52 | 208 | 1.40 | +http://www.bing.com/bingbot.htm |
| 7 | 226 | 0.88 | 198 | 1.33 | +http://www.linkdex.com/bots/ |
| 8 | 164 | 0.64 | 52 | 0.35 | +http://yandex.com/bots |
| 9 | 127 | 0.49 | 66 | 0.44 | +http://www.semrush.com/bot.html |
| 10 | 63 | 0.24 | 26 | 0.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 45 | 0.17 | 20 | 0.13 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 40 | 0.15 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 13 | 36 | 0.14 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 14 | 24 | 0.09 | 6 | 0.04 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 15 | 22 | 0.09 | 6 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 18 | 0.07 | 8 | 0.05 | +http://www.exabot.com/go/robot |
| 17 | 10 | 0.04 | 3 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 10 | 0.04 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 19 | 10 | 0.04 | 1 | 0.01 | +http://megaindex.com/crawler |
| 20 | 9 | 0.03 | 2 | 0.01 | Windows 98 |
| 21 | 5 | 0.02 | 2 | 0.01 | +info@netcraft.com |
| 22 | 5 | 0.02 | 5 | 0.03 | +http://www.uptime.com/uptimebot |
| 23 | 4 | 0.02 | 2 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 24 | 4 | 0.02 | 2 | 0.01 | +https://deusu.de/robot.html |
| 25 | 4 | 0.02 | 2 | 0.01 | Windows XP |
| 26 | 4 | 0.02 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 27 | 4 | 0.02 | 2 | 0.01 | +http://duckduckgo.com |
| 28 | 3 | 0.01 | 3 | 0.02 | Windows CE |
| 29 | 3 | 0.01 | 2 | 0.01 | Windows 95 |
| 30 | 2 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 31 | 2 | 0.01 | 2 | 0.01 | Windows 3.1 |
| 32 | 2 | 0.01 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 33 | 2 | 0.01 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 34 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 35 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
