{"uid":"cap_yLUnrqZkx5__NS5LFedbh","slug":"company-enrich-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-b5ded8fd","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/spf-dmarc-auditor)","url":"https://company-enrich.agentdiet.dev/v1/spf-dmarc-auditor?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_KTRfaNbjJRaYTWOZSU1R0","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 status, role account detection, and live DNS MX, SPF, and DMARC record presence.","exampleAgentPrompt":"Can you check whether john.smith@acmecorp.com is a real, deliverable email — specifically whether the domain has valid MX records, passes SPF and DMARC checks, and whether it looks like a disposable or role address?","exampleUseCases":[{"title":"Screen leads before CRM import","prompt":"Before I import this list of leads, can you verify that sarah.jones@startupxyz.com is a legitimate, deliverable email — not a burner or role address — and that the domain has proper MX, SPF, and DMARC records set up?"},{"title":"Catch fake signups at registration","prompt":"A user just signed up with dev@mailinator.com — can you check if that's a disposable or burner email and whether the domain even has real MX records before I let them into the app?"},{"title":"Audit domain email security posture","prompt":"I'm about to send a cold outreach email to ceo@bigclient.com — can you confirm the domain has working MX records and that their SPF and DMARC are configured, so I know my emails won't bounce or get flagged?"}],"resultDescription":"Returns a structured object indicating email syntax validity, whether the domain is a known disposable/burner provider, whether the address appears to be a role account (e.g. info@, admin@), and live DNS lookup results for MX, SPF, and DMARC records on the email's domain.","failureModes":["Invalid or missing email parameter returns an error","DNS lookup timeout if the domain's nameservers are slow or unresponsive","Newly registered domains may lack MX/SPF/DMARC records even if legitimate","Disposable provider database may not cover all burner services","Role account heuristics may produce false positives for legitimate personal addresses"],"whenToPreferThis":"Choose this endpoint when you need a single-call, comprehensive email health check combining syntax validation, disposable/burner detection, role account flagging, and live DNS MX/SPF/DMARC lookup — especially useful for lead qualification, signup gating, or pre-outreach deliverability audits where you need more than just syntax checking.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:30.389Z","isFirstParty":false,"canonicalSlug":"company-enrich-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-a06334fa"}