{"uid":"cap_dRzX9AXhUuNfqUP59K3A9","slug":"sec-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-b56492ee","name":"B2A Email Deliverability, MX, SPF & DMARC Verifier","description":"Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMARC records. (Live x402 v2, IETF MPP & MCP endpoint at https://sec-intel.agentdiet.dev/v1/spf-dmarc-auditor)","url":"https://sec-intel.agentdiet.dev/v1/spf-dmarc-auditor?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["email"],"properties":{"email":{"type":"string","minLength":1,"description":"Email address to validate for syntax, MX deliverability, and disposable risk"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.005","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_J3pUKcF3t-M47oWlb9cij","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"sec-intel.agentdiet.dev","brandSlug":"sec-intel-agentdiet-dev-mpp","brandBaseUrl":"https://sec-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Validates an email address for syntax correctness, disposable/burner provider status, role account detection, and live DNS MX, SPF, and DMARC record health.","exampleAgentPrompt":"Can you check if john.doe@tempmail.com is a real, deliverable email address — specifically whether it's from a disposable provider and whether the domain has valid MX, SPF, and DMARC records set up?","exampleUseCases":[{"title":"Screening signups for fake emails","prompt":"Before I approve this new user registration, can you check if the email they gave me — free2use@guerrillamail.com — is from a disposable or burner provider and whether it actually has working MX records?"},{"title":"Pre-send lead email validation","prompt":"I'm about to send an outreach campaign to leads@acmecorp.io — can you verify that this email address is syntactically valid, not a role account, and that the domain has proper SPF and DMARC records configured?"},{"title":"Email security audit for a domain","prompt":"I want to audit the email security posture for the domain bigbank.com — can you pull up their MX, SPF, and DMARC DNS records and tell me if anything looks misconfigured or missing?"}],"resultDescription":"Returns a structured object indicating whether the email passed syntax validation, whether the domain is associated with a known disposable/burner provider, whether the address is a role account (e.g. admin@, info@), and the live DNS status of MX, SPF, and DMARC records for the domain.","failureModes":["Missing or invalid 'email' parameter returns a validation error","DNS lookup timeouts for unresponsive nameservers may result in inconclusive MX/SPF/DMARC results","Newly registered domains with propagating DNS may show false negatives for MX/SPF/DMARC","Disposable provider database may not include newly created throwaway services","Payment required (HTTP 402) if x402 micropayment header is missing or insufficient"],"whenToPreferThis":"Prefer this endpoint when you need a comprehensive, single-call check covering syntax, live DNS deliverability (MX), email authentication policy (SPF/DMARC), and disposable/role account risk — especially in fraud prevention, lead qualification, or security auditing contexts where a full-stack email health assessment is needed rather than just a ping or format check.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:29.400Z","isFirstParty":false,"canonicalSlug":"sec-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-71294769"}