3 RUN apt-get update && apt-get install -y --no-install-recommends \
5 libxml-treebuilder-perl \
14 RUN curl -fsSL https://github.com/StackExchange/dnscontrol/releases/download/v3.20.0/dnscontrol_3.20.0_amd64.deb -o /tmp/dnscontrol.deb \
15 && apt install /tmp/dnscontrol.deb -y