This is why it’s important to check your log-files after upgrading your OS. It turns out that the latest Debian upgrade introduces new rules for apparmor which is not compatible with ISPConfig.
Signing your zones might sound complicated, here are 5 steps to get going on Alpine Linux 3.12 with Bind 9.14. 1) Create the bind config Make sure to fulfil the necessary dependencies! The command for alpine is “apk add bind bind-dnssec-tools” # vi /etc/bind/named.conf /etc/bind/named.conf 2) Create your zonefile cd /etc/bind/zones vi bekla.ga /etc/bind/zones/bekla.ga 3)… Continue reading dnssec, Bind9 on Alpine