Pi-hole: 0.0.0.0 domain.tld

AdGuard: ||domain.tld^

127.0.0.1 domain.tld

Dnsmasq: server=/domain.tld/

Hosts (No IP): domain.tld

RPZ: domain.tld CNAME .

Unbound: local-zone: "domain.tld." always_nxdomain