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🗂️ WHOIS Lookup

Look up domain WHOIS information including registrar, status, expiry dates, and name servers. Cached responses keep repeat queries fast.

Check domain WHOIS details

Look up registrar, status, and expiry information using the open RDAP service. We keep a short-lived cache so repeat queries stay instant.

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Look up DNS A, AAAA, MX, TXT, CNAME, NS, and DNSSEC records instantly using Google's public resolver.

Fetch IPv4 A records for any domain to verify hosting changes and troubleshoot DNS issues.

Check AAAA records to confirm IPv6 addresses published for your domain and diagnose dual-stack issues.

List MX records to see which mail exchangers handle email for a domain and validate deliverability setups.

Inspect TXT records for SPF, DKIM, DMARC, and verification tokens published on any domain.

Reveal CNAME aliases to see how hostnames map to canonical domains, CDNs, and services.

List the authoritative name servers responsible for a domain's DNS zone and confirm delegation.

Fetch SOA records to review the primary name server, contact, serial, and timing values for a zone.

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