{"uid":"cap_hlwoEGHSZIstqYSYzhk04","slug":"sec-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-da9d4bc5","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/email-validator)","url":"https://sec-intel.agentdiet.dev/v1/email-validator?utm_source=zero.xyz","method":"POST","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_Ff1079_LbBCb_55ZuQifJ","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 verification.","exampleAgentPrompt":"Can you check if john.smith@acmecorp.com is a real, deliverable email — including whether the domain has valid MX records and isn't a disposable or role address?","exampleUseCases":[{"title":"Screening signups for throwaway emails","prompt":"Before I activate this new user account, check if the email they signed up with — temp1234@mailinator.com — is from a disposable provider and whether the domain actually has working MX records."},{"title":"Lead list email hygiene before outreach","prompt":"I have a sales lead with the email contact@startupxyz.io — can you verify it's deliverable, not a role account, and that their domain has SPF and DMARC records set up?"},{"title":"Email security posture audit for a domain","prompt":"Check the email security setup for the domain used in ceo@bigclient.com — I want to know if they have MX, SPF, and DMARC configured correctly before we onboard them."}],"resultDescription":"Returns a structured assessment of the email address covering: syntax validity, whether the provider is a known disposable/burner service, whether it is a role-based address (e.g. admin@, support@), live DNS MX record lookup results, SPF record presence and content, and DMARC record presence and policy — enabling a full deliverability and risk verdict.","failureModes":["Invalid or malformed email input returns a syntax error response","DNS lookup timeout or failure if the domain's nameservers are unreachable","False negatives on newly created disposable domains not yet in blocklists","Payment required (HTTP 402) if x402 USDC micropayment is not provided","Empty or missing email field returns a 400 validation error"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, live email validation that goes beyond syntax checking — specifically when you need real-time DNS MX, SPF, and DMARC verification combined with disposable provider and role account detection in a single call. Prefer it over basic regex validators for lead qualification, user onboarding, or security screening workflows where deliverability and abuse risk matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:31:24.257Z","isFirstParty":false,"canonicalSlug":"sec-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-71294769"}