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Domains & DNS
Check what a domain publishes — registration, DNS, mail security, and the services attached to it.
All tools
Domain Check
SPF, DKIM, DMARC, TLS, headers, WHOIS — a full health report for any domain.
ai-assisted
Domain Footprint
Inventory every third-party service attached to a domain via public DNS.
ai-assisted
DNS Propagation Check
See how a DNS change is resolving around the world right now.