DNSSEC Checker

Check whether a domain publishes DNSKEY and DS records and whether the DNSSEC chain of trust looks present.

Results

No DNSSEC check run yet.

Check whether a CNAME target looks dead or takeover-prone.

Compare parent delegation, child NS records, and SOA serials.

Run a broad DNS and email configuration audit.

A practical DNSSEC checking guide covering DNSKEY and DS records, signature validation, and how to verify the full DNSSEC chain of trust.

Learn what DNSSEC is, how DNSKEY and DS records work together, and why DNSSEC matters for protecting DNS integrity and trust.

A practical guide to checking an MX record, reading priorities and targets, and confirming whether mail is routed to the provider you expect.