#! /bin/bash

TTL=$(dig acme.fr -t AXFR @127.0.0.1 |egrep -v '^;|^$' |awk '{print $2}' |sort -u)


echo -e "\$TTL\t$TTL"

dig @127.0.0.1 +nocmd +multiline +noall +answer SOA acme.fr |sed -e 's/^acme.fr./@/' | perl -p -e "s/$TTL// if /IN SOA/" | perl -p -e 's/\t+/\t/ if /IN SOA/'

dig acme.fr -t AXFR @127.0.0.1 |egrep -v '^;|^$' |sed -e 's/^acme.fr./@/' |perl -p -e "s/$TTL//" |perl -p -e 's/.acme.fr.//g if /IN/' |perl -ne 'print unless $a{$_}++' | perl -p -e 's/\t+/\t/g' | grep -v SOA