There must be some misunderstanding. We do not have problems with playing our stream online (dedicated HTML5 player), which is available at https://stream4.nadaje.com:15477/radiobialystok (IP 185.152.64.116) - domain different from blacklisted(?) *.bialystok.pl.
Problems occur while trying to reach 2nd level menu content - mp3 files (multimedia/speaker icon "POSŁUCHAJ", see attached screen). Please check any URL's of this type: https://www.radio.bialystok.pl/podpowierzchnia/index/id/171393 https://www.radio.bialystok.pl/reportaz/index/id/25033
When clicking "Speaker" icon, after ~3 s