{"uid":"cap_L2TH_YZ82FFOFOPX6ZCzK","slug":"sec-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-f75b32f0","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://sec-intel.agentdiet.dev/v1/mx-check)","url":"https://sec-intel.agentdiet.dev/v1/mx-check?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_oMS7qDlQwkKLnciR1FzB0","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"sec-intel.agentdiet.dev","brandSlug":"sec-intel-agentdiet-dev-mpp","brandBaseUrl":"https://sec-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 verification.","exampleAgentPrompt":"Can you check whether john.doe@example.com is a real, deliverable email — flag if it's disposable or a role account, and tell me if the domain has valid MX, SPF, and DMARC records?","exampleUseCases":[{"title":"Pre-send lead list hygiene","prompt":"Before we email this lead list, check whether contact@acmecorp.io is a real deliverable address — is it disposable, a role account, and does the domain have proper MX and DMARC records set up?"},{"title":"Signup fraud detection","prompt":"A new user just registered with the email temp2847@guerrillamail.com — can you verify if it's a disposable or burner address and whether it would actually receive mail?"},{"title":"B2B outreach domain audit","prompt":"I'm about to cold-email prospects at techstartup.vc — can you verify that noreply@techstartup.vc has valid MX records and that the domain has SPF and DMARC configured so my messages won't bounce?"}],"resultDescription":"Returns a structured object indicating email syntax validity, whether the domain is from a known disposable/burner provider, whether the address is a role account (e.g. info@, admin@), and live DNS lookup results for MX records, SPF policy, and DMARC policy — giving a comprehensive deliverability verdict.","failureModes":["Malformed or missing email input returns a validation error","Unresolvable domain (NXDOMAIN) returns no MX/SPF/DMARC data and a non-deliverable verdict","Temporary DNS timeouts may cause incomplete record lookups","Disposable provider lists may not cover newly created throwaway domains","Payment failure (HTTP 402) if USDC balance is insufficient"],"whenToPreferThis":"Choose this endpoint when you need a single-call, comprehensive email health check combining syntax validation, disposable detection, role-account flagging, and live DNS record verification (MX, SPF, DMARC) in one response — particularly useful in agentic workflows handling lead enrichment, user signup validation, or outreach hygiene at $0.005 per call via x402 micropayment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:37:41.347Z","isFirstParty":false,"canonicalSlug":"sec-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-71294769"}