{"uid":"cap_Ry-_cU1DJC2vbwsRFcbCY","slug":"token-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-6ed6b180","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/email-validator)","url":"https://token-intel.agentdiet.dev/v1/email-validator?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_aGcw0TmTPQydKcJPuTtJX","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 provider status, role account detection, and live DNS MX, SPF, and DMARC record existence.","exampleAgentPrompt":"Can you check if the email address john.doe@example.com is actually deliverable — I want to know if it's real, not a burner, and whether the domain has proper MX, SPF, and DMARC records set up?","exampleUseCases":[{"title":"Lead form email screening","prompt":"Before I add this signup to our CRM, can you verify that sarah.jones@prospectco.io is a real, deliverable email — not a disposable address or a generic role account like info@ — and that the domain has MX records set up?"},{"title":"B2B outreach list hygiene","prompt":"I have a prospect email contact@startupxyz.com that I want to cold email — can you check whether the domain has valid MX, SPF, and DMARC DNS records and tell me if this looks like a real deliverable address?"},{"title":"User registration fraud detection","prompt":"Someone just registered with the email temp123@mailnull.com — can you check if this is a disposable or burner email provider and whether it has real MX records, so I can decide whether to flag the account?"}],"resultDescription":"Returns a structured object indicating: whether the email syntax is valid, whether the provider is a known disposable/burner service, whether the address appears to be a role account (e.g. info@, admin@), and the live DNS lookup results for MX, SPF, and DMARC records on the domain.","failureModes":["Missing or empty email parameter returns a 400 validation error","Malformed email string may return invalid syntax flag rather than an error","DNS lookup timeouts for obscure domains may cause delayed or incomplete MX/SPF/DMARC results","Payment not provided or invalid x402 payment header results in 402 Payment Required","Rate limiting may apply if many requests are made in rapid succession"],"whenToPreferThis":"Choose this endpoint when you need comprehensive email validation that goes beyond syntax checking — specifically when you need live DNS verification of MX, SPF, and DMARC records combined with disposable provider and role account detection in a single call. Prefer this over basic regex validators when building lead enrichment pipelines, fraud prevention flows, or email campaign hygiene tools where deliverability and legitimacy matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:37.330Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-1d18f196"}