{"uid":"cap_qtRO5LJxTRFJQV8Yi_17Y","slug":"company-enrich-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-94a3105f","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://company-enrich.agentdiet.dev/v1/mx-deliverability-verifier)","url":"https://company-enrich.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_U57DYimta30cv_GLUKTex","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"company-enrich.agentdiet.dev","brandSlug":"company-enrich-agentdiet-dev-mpp","brandBaseUrl":"https://company-enrich.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Validates an email address for syntax correctness, disposable/burner domain detection, role account flags, and live DNS MX, SPF, and DMARC record checks.","exampleAgentPrompt":"Can you check if 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":"Scrubbing leads before outreach","prompt":"I have a new lead with the email contact@techstartup.io — can you verify it's actually deliverable and not a throwaway address before I add them to my outreach list?"},{"title":"Blocking fake signups at registration","prompt":"A user just signed up with hello@mailinator.com — can you check if that's a disposable or burner email so I can decide whether to block the registration?"},{"title":"Email infrastructure audit for a domain","prompt":"Can you check whether the domain used by support@bigcorp.com has proper MX, SPF, and DMARC records set up? I want to know if their email infrastructure is legit before we integrate with them."}],"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. admin@, info@), and live DNS lookup results for MX, SPF, and DMARC records — giving a comprehensive deliverability and trust assessment.","failureModes":["Missing or malformed email parameter returns a validation error","Domain has no MX records — email cannot receive mail","DNS lookup timeout when querying live records for obscure or slow domains","Disposable provider database may not cover brand-new throwaway services","Non-existent TLD or domain returns DNS NXDOMAIN error"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-signal email check that goes beyond simple syntax validation — specifically when you need live DNS verification of MX, SPF, and DMARC records alongside disposable domain and role account detection in a single call. Prefer it over lightweight regex-only validators when deliverability confidence for outreach, lead scoring, or signup fraud prevention is critical.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:22.224Z","isFirstParty":false,"canonicalSlug":"company-enrich-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-a06334fa"}