Make email DNS easier to understand.
Useful checks, generators and plain-language guidance for domains that send or receive email.
Email Health CheckScore your MX, SPF, DKIM and DMARC setup.Open tool →SPF CheckerFind SPF syntax and lookup risks.Open tool →SPF GeneratorCreate a safer SPF record.Open tool →DMARC GeneratorBuild a staged DMARC policy.Open tool →MX LookupSee where your domain receives mail.Open tool →DKIM CheckerCheck a DKIM selector.Open tool →DNS CheckerInspect essential email DNS records.Open tool →Email SignatureGenerate a clean HTML signature.Open tool →