{"uid":"cap_nDm5JasRhRMlg4wh5bJJC","slug":"company-enrich-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-bfea7b53","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/email-validator)","url":"https://company-enrich.agentdiet.dev/v1/email-validator?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_NxQlO6-prGnyZw1ALn1JS","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 provider status, role-account detection, and live DNS MX, SPF, and DMARC record checks.","exampleAgentPrompt":"Can you check whether john.doe@acme.io is a real, deliverable email — specifically whether it has valid MX records, isn't from a disposable provider, and whether the domain has SPF and DMARC set up?","exampleUseCases":[{"title":"Lead list email hygiene check","prompt":"Before we upload this prospect list to our CRM, can you verify whether sarah.miller@techstartup.co is a valid, deliverable email — not a burner or role account — and confirm the domain has MX records and DMARC configured?"},{"title":"Signup fraud detection for new user","prompt":"A new user just signed up with the email temp4823@mailinator.com — can you tell me if that's a disposable or throwaway email provider so we can flag the account?"},{"title":"B2B outreach deliverability audit","prompt":"We're about to cold-email contact@bigcorp.com — can you check if that's a role account, whether the domain has live MX records, and if SPF and DMARC are properly configured so our emails won't bounce or get flagged?"}],"resultDescription":"Returns a structured object indicating whether the email address passes syntax validation, whether the domain is associated with a known disposable or burner provider, whether it is a role-based account (e.g. info@, admin@), and the results of live DNS lookups for MX, SPF, and DMARC records — effectively giving a full deliverability and risk profile for the address.","failureModes":["Missing or empty email parameter returns a validation error","Malformed email string may return syntax-invalid without performing DNS checks","DNS lookup timeouts may result in inconclusive MX/SPF/DMARC results","Non-existent domain returns no MX records found","Payment failure (HTTP 402) if USDC balance is insufficient","Rate limiting if too many requests are made in quick succession"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-signal email validation that goes beyond simple regex checks — specifically when you need live DNS verification (MX, SPF, DMARC) combined with disposable-provider screening and role-account detection in a single call. Prefer it over basic syntax validators when email deliverability and lead quality are important, or when screening for fraudulent/throwaway signups in real time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:18.226Z","isFirstParty":false,"canonicalSlug":"company-enrich-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-a06334fa"}