{"uid":"cap_Y4dLzXrfxcxefl4Lcl8X0","slug":"shopify-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-9734f6aa","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://shopify-intel.agentdiet.dev/v1/mx-deliverability-verifier)","url":"https://shopify-intel.agentdiet.dev/v1/mx-deliverability-verifier?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_WPZ8BjF-AOfD6t9NtzIOU","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"shopify-intel.agentdiet.dev","brandSlug":"shopify-intel-agentdiet-dev-mpp","brandBaseUrl":"https://shopify-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 checks.","exampleAgentPrompt":"Can you check if john.doe@example.com is a real, deliverable email address — specifically whether it has valid MX records, isn't from a disposable provider, and has SPF and DMARC set up properly?","exampleUseCases":[{"title":"Screening signups for burner emails","prompt":"Before we add this new user to our list, can you verify that signup@mailinator.com isn't a disposable or throwaway email, and that it actually has working MX records?"},{"title":"CRM lead email validation","prompt":"I just imported a batch of leads — can you check whether contact@acme-corp.io is a valid deliverable email with proper DNS records before we send our outreach?"},{"title":"Email security audit for a domain","prompt":"Can you run a deliverability check on admin@startup.io and tell me whether their domain has SPF and DMARC DNS records configured correctly?"}],"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@, noreply@), live MX record lookup results, SPF record presence and value, and DMARC record presence and policy — collectively summarizing the deliverability and trustworthiness of the email address.","failureModes":["Missing or malformed email parameter returns a validation error","Non-existent domain causes DNS lookup failures for MX/SPF/DMARC with appropriate flags","Temporary DNS resolution timeouts may produce inconclusive deliverability results","Disposable provider database may not cover all emerging throwaway email services","Payment failure (HTTP 402) if x402 micropayment is not properly handled"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-signal email validation that goes beyond simple regex syntax checks — specifically when you need live DNS MX verification, SPF/DMARC security record checks, and disposable/role-account detection in a single call. Prefer it over generic email syntax validators when deliverability and fraud screening are both concerns, such as before onboarding users, enriching B2B leads, or configuring email outreach campaigns.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:22:58.765Z","isFirstParty":false,"canonicalSlug":"shopify-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-10b44ebf"}