https://www.spamhaus.com/resource-center/response-policy-zones-rp-zs-via-spamhaus-dns-firewall/
Blog | Response Policy Zones (RPZs) via Spamhaus DNS Firewall | Spamhaus Technology
spamhaus dns firewallblogresponsepolicyzones
https://www.spamhaus.com/data-access/free-dns-firewall/
Data access | Free DNS Firewall | Spamhaus Technology
Use Spamhaus Free DNS Firewall to access DNS RPZs and automatically block IPs linked to hijacked networks, bulletproof hosters, or malicious organizations.
data accessfree dnsfirewallspamhaustechnology