This container can be pulled via:
  docker pull registry.opensuse.org/home/pushman/bci/cr/16.0/containerfile/suse/bind:9
  docker pull registry.opensuse.org/home/pushman/bci/cr/16.0/containerfile/suse/bind:9.20
  docker pull registry.opensuse.org/home/pushman/bci/cr/16.0/containerfile/suse/bind:9.20.9
  docker pull registry.opensuse.org/home/pushman/bci/cr/16.0/containerfile/suse/bind:9.20.9-1.31

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.