{"uid":"cap_34PGt_MX5jKNMO3VBjpEK","slug":"email-verify-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-80265e8b","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://email-verify.agentdiet.dev/)","url":"https://email-verify.agentdiet.dev/?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"},"limit":{"type":"integer","default":20,"maximum":100,"minimum":1,"description":"Maximum number of items to return per page (1-100)"},"cursor":{"type":"string","description":"Opaque pagination cursor for fetching the next page"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.005000","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.005000/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005000","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005000","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qSnlkkAcJcsv7VqDJdgJS","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005000","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":"email-verify.agentdiet.dev","brandSlug":"email-verify-agentdiet-dev-mpp","brandBaseUrl":"https://email-verify.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 address — specifically whether it passes syntax checks, isn't from a disposable provider, and has valid MX, SPF, and DMARC DNS records?","exampleUseCases":[{"title":"Lead list email hygiene check","prompt":"Before we import this list, can you verify that the email cto@techstartup.io is valid — check its MX records, SPF, DMARC, and whether it looks like a burner or role address?"},{"title":"User registration fraud prevention","prompt":"A new user just signed up with the address temp123@mailinator.com — can you check if it's a disposable or burner email so we can decide whether to block the registration?"},{"title":"Email campaign deliverability audit","prompt":"We're about to send a campaign to newsletter@bigcorp.com — can you verify it's a deliverable address with working MX and SPF records and not a generic role account that might bounce?"}],"resultDescription":"Returns a structured object indicating whether the email passed syntax validation, whether the domain uses a known disposable or burner provider, whether the local part is a role account (e.g. info@, support@), and live DNS lookup results for MX, SPF, and DMARC records — giving a comprehensive deliverability and legitimacy assessment.","failureModes":["Missing required 'email' parameter returns a validation error","Malformed email string may return syntax-invalid with no DNS checks performed","DNS lookup timeouts for domains with slow or unreachable nameservers","Disposable provider list may not cover newly created burner domains","No SMTP-level RCPT-TO check is performed so inbox existence is not confirmed"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-signal email validation that covers syntax, DNS (MX/SPF/DMARC), disposable provider detection, and role account identification in a single call — especially useful in lead enrichment pipelines, user registration flows, or pre-campaign deliverability audits where false positives are costly and you need structured DNS-level evidence rather than just a syntax check.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:35:50.722Z","isFirstParty":false,"canonicalSlug":"email-verify-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-425d30b4"}