| Used Operating Systems |
| 1 | 314347 | 62.11 | 3295 | 5.49 | +http://www.semrush.com/bot.html |
| 2 | 82993 | 16.40 | 53761 | 89.61 | +http://ahrefs.com/robot/ |
| 3 | 63955 | 12.64 | 242 | 0.40 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 41613 | 8.22 | 1920 | 3.20 | +http://www.bing.com/bingbot.htm |
| 5 | 890 | 0.18 | 1 | 0.00 | http://seekport.com/ |
| 6 | 720 | 0.14 | 196 | 0.33 | Windows NT |
| 7 | 379 | 0.07 | 75 | 0.13 | +http://www.google.com/bot.html |
| 8 | 342 | 0.07 | 183 | 0.31 | +https://velen.io |
| 9 | 219 | 0.04 | 0 | 0.00 | http://mj12bot.com/ |
| 10 | 128 | 0.03 | 49 | 0.08 | +http://yandex.com/bots |
| 11 | 101 | 0.02 | 30 | 0.05 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 68 | 0.01 | 33 | 0.06 | +http://cliqz.com/company/cliqzbot |
| 13 | 44 | 0.01 | 44 | 0.07 | http://cloudsystemnetworks.com |
| 14 | 39 | 0.01 | 13 | 0.02 | +http://www.pinterest.com/bot.html |
| 15 | 33 | 0.01 | 11 | 0.02 | Windows 95 |
| 16 | 32 | 0.01 | 32 | 0.05 | 1 subscribers |
| 17 | 31 | 0.01 | 30 | 0.05 | +http://duckduckgo.com |
| 18 | 28 | 0.01 | 16 | 0.03 | +http://www.clarabot.info/bots |
| 19 | 28 | 0.01 | 24 | 0.04 | +http://www.baidu.com/search/spider.html |
| 20 | 15 | 0.00 | 0 | 0.00 | Windows XP |
| 21 | 12 | 0.00 | 6 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 12 | 0.00 | 2 | 0.00 | J2ME/MIDP |
| 23 | 12 | 0.00 | 4 | 0.01 | Auto; Windows |
| 24 | 12 | 0.00 | 2 | 0.00 | Windows 3.1 |
| 25 | 12 | 0.00 | 1 | 0.00 | Windows 98 |
| 26 | 10 | 0.00 | 6 | 0.01 | +info@netcraft.com |
| 27 | 8 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 28 | 6 | 0.00 | 0 | 0.00 | Windows ME |
| 29 | 6 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 30 | 6 | 0.00 | 2 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 31 | 5 | 0.00 | 1 | 0.00 | +http://www.tineye.com/crawler.html |
| 32 | 5 | 0.00 | 5 | 0.01 | Linux i586 [unknown version] |
| 33 | 4 | 0.00 | 0 | 0.00 | http://www.xforce-security.com/crawler/ |
| 34 | 4 | 0.00 | 4 | 0.01 | +https://start.me/bot |
| 35 | 4 | 0.00 | 2 | 0.00 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 36 | 3 | 0.00 | 1 | 0.00 | Windows CE |
| 37 | 2 | 0.00 | 2 | 0.00 | +http://megaindex.com/crawler |
| 38 | 2 | 0.00 | 2 | 0.00 | MSIE 5.5; Windows NT 5.0 |
