The Domain-to-IP binary file helps you to get ip of a list of domains and print them on your screen. Usage:

cat domains.txt | ./domain-to-ip

If you'd like to use Cloudflare's 1.1.1.1 DNS service add secure keyword in your command line.

cat domains.txt | ./domain-to-ip secure

Check for errors in output by adding debug keyword in your command line:

cat domains.txt | ./domain-to-ip