DNS & Authentication Builders
Generate and explain SPF, DKIM, and DMARC records with plain-English guidance (syntax-first, frontend).
- SPF Record BuilderBuild a valid SPF TXT record from includes, IPs, and policy flags.Open →
- SPF Record Syntax CheckerValidate SPF string length, mechanisms, and common misconfigurations.Open →
- DKIM Setup Checklist GeneratorGenerate a provider-agnostic DKIM setup checklist for your domain.Open →
- DMARC Policy GeneratorCreate a starter DMARC record (none/quarantine/reject) with rua guidance.Open →
- DMARC Record ExplainerPaste a DMARC record and get a plain-English breakdown of each tag.Open →
- BIMI Readiness ChecklistCheck prerequisites for brand logos in supporting inboxes.Open →
- Email Header DecoderPaste raw headers to parse Received hops and auth results client-side.Open →