Mar 29 21:45:50 servicos2 named[17221]: client 81.93.130.85#40152: error sending response: host unreachable Anyone would have an idea about this please ? google has results, but no answer I even disabled my firewall for a moment to test, still the same Even though, I don't have this issue with the master DNS server, which has the same firewall config. online dns test sites tell me that the master dns server works but that this one having those messages does not but if I dig to it, it works fine, I get an answer. Anyone please ?