@Summest I'm not sure if I understood your comment correctly, but my lan IP was earlier 192.168.8.1 and the setup didn't work. Once I changed my lan IP to 10.0.0.1 all started to work.

@Tony That did the trick. Thanks. The root cause is still unresolved as the earlier setup should work as well. But I can live this solution.

@Don.M When I try the same with my laptop using ethernet cable directly connected to mobile router (i.e. replacing deco) I can ping those addresses so my suspicion is that the problem is somehow with...

I've run a problem with my wifi mesh. For some reason I can't reach any public IP-addresses which uses 192.x.x.x public address space. For instance 192.229.221.185 (cs1227.wpc.alphacdn.net) is...