On 13. sep. 2018 21:02, Marcin Trendota wrote: > > There is nginx on port 80. > I've turned off SELinux for testing purposes. > > [root at chamber ~]# nmap chamber -p80 > [...] > PORT STATE SERVICE > 80/tcp open http > > [root at chamber ~]# nmap -p80 chmura.<domain> > [...] > PORT STATE SERVICE > 80/tcp closed http Do a quick check with netstat/ss if you have nginx running on all interfaces.