{"uid":"cap_MTAMjsASol4z05HqKyNvd","slug":"agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-cc06e9a4","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://agentdiet.dev/v1/email)","url":"https://agentdiet.dev/v1/email?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_ZY_kgmOLwL_xD28EC_KTc","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"agentdiet.dev","brandSlug":"agentdiet-dev-mpp","brandBaseUrl":"https://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 checks.","exampleAgentPrompt":"Can you check whether john.doe@example.com is a real, deliverable email — I want to know if the domain has valid MX records, whether it's a disposable provider, and if SPF and DMARC are configured?","exampleUseCases":[{"title":"Lead email verification before outreach","prompt":"Before I add prospect@techstartup.io to my cold email sequence, can you verify it's a real deliverable address — check the MX records, confirm it's not a burner or disposable domain, and see if DMARC is set up?"},{"title":"Signup fraud detection for new user","prompt":"A new user just signed up with throwaway123@mailinator.com — can you check if that's a disposable or burner email provider so I can decide whether to block the registration?"},{"title":"Email infrastructure audit for a domain","prompt":"Can you validate the email deliverability setup for contact@mybrand.com — I need to know if the MX, SPF, and DMARC DNS records are all properly configured and whether it's a role account?"}],"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 the live DNS lookup results for MX, SPF, and DMARC records — giving a complete picture of the email's deliverability health.","failureModes":["Missing or malformed email parameter returns a validation error","DNS lookup timeouts if the domain's nameservers are unresponsive","Unknown or newly registered domains may have incomplete DNS data","Payment not fulfilled (HTTP 402) if x402 micropayment is not completed","Very long or unusual email strings may hit minLength/format constraints"],"whenToPreferThis":"Choose this endpoint when you need a single, all-in-one email validation that combines syntax checking, disposable provider detection, role account identification, and live DNS MX/SPF/DMARC verification in one call — especially in B2A or agent-driven workflows that require micropayment-native (x402) access and MCP compatibility. Prefer it over basic regex validators when deliverability and DNS health are critical.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:40:41.987Z","isFirstParty":false,"canonicalSlug":"agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-cc06e9a4"}