DNS & email tools
Free technical utilities for checking domains, DNS records and email configuration. No account, no rate-limited free tier, no sign-up wall.
DNS LookupLook up A, AAAA, CNAME, MX, TXT and nameserver records for any domain.MX LookupFind the mail servers handling email for a domain.SPF CheckerInspect and validate a domain's SPF policy.DMARC CheckerFind and validate DMARC configuration.DNS PropagationCompare what several public resolvers currently return for a record.
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