{"uid":"cap_8gQuRL8um2BHy2lHRnoRP","slug":"token-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-2edfbb69","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://token-intel.agentdiet.dev/v1/spf-dmarc-auditor)","url":"https://token-intel.agentdiet.dev/v1/spf-dmarc-auditor?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_Ke9dm5xTbmCUUeQoVVZL_","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"token-intel.agentdiet.dev","brandSlug":"token-intel-agentdiet-dev-mpp","brandBaseUrl":"https://token-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Validates an email address for syntax correctness, disposable/burner status, role-account detection, and live DNS MX/SPF/DMARC record checks.","exampleAgentPrompt":"Can you check if john.doe@acme.com is a real, deliverable email — specifically whether it's from a disposable provider, if it's a role account, and whether acme.com has valid MX, SPF, and DMARC records set up?","exampleUseCases":[{"title":"CRM lead email screening","prompt":"Before I add this lead to our CRM, check whether sarah.johnson@techstartup.io is a real deliverable address, not a throwaway — and tell me if their domain has MX and SPF records properly configured."},{"title":"Signup fraud prevention","prompt":"We're getting a lot of junk signups — can you verify if user12345@mailinator.com is a disposable or burner email that we should block from registering?"},{"title":"Email outreach audit","prompt":"I'm about to send a cold outreach campaign — can you validate that contact@bigcorp.com is deliverable and that bigcorp.com has DMARC and SPF set up so our emails won't bounce or get flagged?"}],"resultDescription":"Returns a structured object indicating email syntax validity, whether the domain is a known disposable/burner provider, whether the address is a role account (e.g. info@, admin@), and live DNS lookup results for MX records (deliverability), SPF policy, and DMARC policy for the email's domain.","failureModes":["Invalid or missing email field returns a validation error","DNS lookup timeout if the domain's nameservers are slow or unresponsive","Unknown or newly registered domains may lack MX/SPF/DMARC records, returning empty results rather than an error","Disposable provider databases may not include the very latest burner domains","Payment failure via x402 if USDC balance is insufficient"],"whenToPreferThis":"Choose this endpoint when you need a single call that combines email syntax checking, disposable-provider detection, role-account flagging, and live DNS authentication record auditing (MX, SPF, DMARC) — rather than calling separate services for each layer. Particularly useful for CRM enrichment pipelines, signup fraud prevention, and cold outreach list hygiene where deliverability and authentication posture both matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:35:32.098Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-1d18f196"}