| Used Operating Systems |
| 1 | 35322 | 72.12 | 278 | 6.85 | http://mj12bot.com/ |
| 2 | 6076 | 12.41 | 1669 | 41.15 | Windows NT |
| 3 | 2207 | 4.51 | 400 | 9.86 | +http://www.linkdex.com/bots/ |
| 4 | 1744 | 3.56 | 196 | 4.83 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 855 | 1.75 | 269 | 6.63 | +http://www.bing.com/bingbot.htm |
| 6 | 710 | 1.45 | 293 | 7.22 | +http://www.google.com/bot.html |
| 7 | 624 | 1.27 | 329 | 8.11 | +http://ahrefs.com/robot/ |
| 8 | 531 | 1.08 | 134 | 3.30 | +http://yandex.com/bots |
| 9 | 426 | 0.87 | 369 | 9.10 | +http://www.baidu.com/search/spider.html |
| 10 | 83 | 0.17 | 8 | 0.20 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 76 | 0.16 | 11 | 0.27 | +http://www.semrush.com/bot.html |
| 12 | 44 | 0.09 | 22 | 0.54 | +http://help.coccoc.com/searchengine |
| 13 | 40 | 0.08 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 14 | 34 | 0.07 | 6 | 0.15 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 34 | 0.07 | 3 | 0.07 | Windows 98 |
| 16 | 24 | 0.05 | 23 | 0.57 | +http://www.uptime.com/uptimebot |
| 17 | 22 | 0.04 | 8 | 0.20 | +http://duckduckgo.com |
| 18 | 21 | 0.04 | 7 | 0.17 | Windows XP |
| 19 | 20 | 0.04 | 2 | 0.05 | +https://www.aihitdata.com/about |
| 20 | 17 | 0.03 | 0 | 0.00 | X11 |
| 21 | 9 | 0.02 | 1 | 0.02 | Linux i686 [unknown version] |
| 22 | 9 | 0.02 | 5 | 0.12 | +info@netcraft.com |
| 23 | 8 | 0.02 | 2 | 0.05 | Android 2.3.5 |
| 24 | 7 | 0.01 | 1 | 0.02 | http://filterdb.iss.net/crawler/ |
| 25 | 6 | 0.01 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 26 | 6 | 0.01 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 27 | 5 | 0.01 | 3 | 0.07 | Windows 3.1 |
| 28 | 4 | 0.01 | 2 | 0.05 | +http://cliqz.com/company/cliqzbot |
| 29 | 3 | 0.01 | 2 | 0.05 | Windows 95 |
| 30 | 2 | 0.00 | 2 | 0.05 | Intel Mac OS X 10.4 |
| 31 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 32 | 2 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 33 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.5 |
| 34 | 1 | 0.00 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
