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/v3.13.0/dnscontrol_3.13.0_amd64.deb -o /tmp/dnscontrol.deb \
 
  15     && apt install /tmp/dnscontrol.deb -y