Zero-dependency raw PHP DNS resolver, domain-ownership verification, and intoDNS/MxToolbox-style diagnostics. Queries authoritative nameservers directly over sockets — never trusts the recursive cache for ownership checks.
resolver dns php delegation spf cname dnssec propagation dns-diagnostics dns-over-https authoritative reverse-dns dns-resolver dig doh ptr domain-verification mxtoolbox intodns dns-trace
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Updated
Jul 15, 2026 - PHP