Dattics Tools

DNS Record Checker

Analyze A, AAAA, MX, SPF, DMARC, DKIM, NS, SOA, CAA, and registrar records for any domain. Instant results with explanatory comments. No AI, no registration.

No http:// or www — e.g. example.com

What records do we analyze?

This tool checks all records relevant to email deliverability, security, and domain infrastructure.

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A / AAAA

IPv4 and IPv6 addresses where your domain points.

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MX

Mail servers with automatic provider detection (Microsoft 365, Google, etc.).

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SPF

Authorized sender policy. We evaluate whether it is strict, soft, or missing.

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DMARC

Email authentication policy: reject, quarantine, or none. Protects against spoofing.

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DKIM

Probing 10 known selectors to verify the cryptographic email signature.

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NS

Authoritative DNS servers that manage the domain's zones.

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CNAME (www)

Alias of the www subdomain to another domain or CDN.

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SOA

Zone authority record with the primary server and replication parameters.

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CAA

Certificate Authorities authorized to issue SSL/TLS certificates for the domain.

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Registrar

Registrar company, registration date, and expiration date via RDAP.

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Microsoft Entra ID

If the domain is linked to a Microsoft 365 / Azure tenant, shows the Tenant ID and region.