server:
        #trust-anchor-file: ""
        #auto-trust-anchor-file: ""
        #trust-anchor: ""
        #trusted-keys-file: ""
        #val-permissive-mode: yes
        #prefetch: no
        #disable-dnssec-lame-check: no
        #harden-dnssec-stripped: no
        #harden-glue: no
        #harden-below-nxdomain: no
        #harden-referral-path: no