There are tools that will parse and do the needful with a 'mixed' (i.e., containing both domains and IP addresses/CIDR blocks) feed.
I ask this because I'm working on my own tools and would like to take a look at existing implementations, if they exist.
So technically 'parsers', plural.
URL for others interested: https://docs.netgate.com/pfsense/en/latest/packages/pfblocke...