This container can be pulled via:
  docker pull registry.opensuse.org/home/kberger65/bci/containerfile/suse/pdns:4.9.1
  docker pull registry.opensuse.org/home/kberger65/bci/containerfile/suse/pdns:4.9.1-2.112
  docker pull registry.opensuse.org/home/kberger65/bci/containerfile/suse/pdns:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.