{"uid":"cap_Yg-tiI14AVZ_ORvbRPd3Q","slug":"json-repair-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-be6a2e09","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://json-repair.agentdiet.dev/v1/email-check)","url":"https://json-repair.agentdiet.dev/v1/email-check?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_uHyOmlZnKmrHVl3Sz_qJl","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"json-repair.agentdiet.dev","brandSlug":"json-repair-agentdiet-dev-mpp","brandBaseUrl":"https://json-repair.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 to confirm deliverability.","exampleAgentPrompt":"Can you check if john.doe@acme-corp.com is a real, deliverable email address — verify the syntax, check the MX records, and flag it if it's from a disposable provider or a role account like info@ or noreply@?","exampleUseCases":[{"title":"CRM lead email validation","prompt":"Before I import this list of leads, can you check if sarah.jones@prospectbiz.io is actually deliverable — verify the syntax, MX records, and make sure it's not a throwaway burner email?"},{"title":"SaaS signup fraud prevention","prompt":"A new user just signed up with the email temp_user_99@mailinator.com — can you check if that's a disposable or burner email address and whether the domain has proper MX records set up?"},{"title":"Email outreach domain security audit","prompt":"I'm about to send a cold outreach campaign to leads at venture-partners.co — can you verify that domain has valid MX, SPF, and DMARC records so my emails won't bounce or get flagged?"}],"resultDescription":"Returns a structured JSON object indicating whether the email passes syntax checks, whether the domain belongs to a known disposable/burner provider, whether it is a role-based account (e.g. info@, admin@), and live DNS lookup results for MX (mail exchange), SPF (sender policy framework), and DMARC (domain-based message authentication) records — giving a full deliverability and security profile for the email address.","failureModes":["Invalid or missing email parameter returns an error response","Domain with no MX records will fail deliverability check","Temporary DNS lookup failures may produce inconclusive results","Newly registered domains may not yet have SPF/DMARC records even if legitimate","Private or internal domains may appear to fail even if valid"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-signal email validation that goes beyond simple syntax checking — specifically when you need live DNS MX/SPF/DMARC lookups combined with disposable provider and role-account detection in a single call. Ideal for lead enrichment pipelines, signup fraud prevention, and cold outreach pre-flight checks. Prefer over simpler regex-only validators when real deliverability confirmation matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:22:53.084Z","isFirstParty":false,"canonicalSlug":"json-repair-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-be2e6dc4"}