{"uid":"cap_jSzSO4HlkB3OxT3ytNqSI","slug":"shopify-spy-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-84502ccf","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-spy.agentdiet.dev/v1/mx-deliverability-verifier)","url":"https://shopify-spy.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_aROKwPypIt9gsgy8pZnJH","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-spy.agentdiet.dev","brandSlug":"shopify-spy-agentdiet-dev-mpp","brandBaseUrl":"https://shopify-spy.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 presence.","exampleAgentPrompt":"Can you check if 'john.doe@example.com' is a real, deliverable email address — verify its syntax, whether the domain has working MX records, and if it's from a disposable or burner provider?","exampleUseCases":[{"title":"User signup email validation","prompt":"Before we create an account for this new user, check if 'signup_user@tempmail.com' is a legit email — make sure it's not a disposable address and that the domain actually has working mail servers."},{"title":"Sales lead email quality check","prompt":"I have a lead with email 'info@prospectcorp.io' — can you verify whether it's a deliverable address, check if it's a role account, and confirm the domain has SPF and DMARC records set up?"},{"title":"Newsletter list hygiene audit","prompt":"Before I send out the campaign, can you validate 'subscriber@randomdomain.net' — check if the domain has MX records, whether it passes SPF/DMARC, and if it's a known throwaway email provider?"}],"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 including presence of MX, SPF, and DMARC records for the email domain.","failureModes":["Missing or empty email parameter returns validation error","Malformed email string may return syntax-invalid without DNS lookup","DNS lookup timeout for domains with unresponsive nameservers","Unknown or newly registered domains may return absent MX/SPF/DMARC records even if legitimate","Rate limiting or payment failure (HTTP 402) if usage quota exceeded"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, single-call email health check that combines syntax validation, disposable/burner detection, role account flagging, and live DNS MX/SPF/DMARC verification — especially in agentic workflows doing lead enrichment, user onboarding gating, or mailing list hygiene at $0.005 per call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:35:17.998Z","isFirstParty":false,"canonicalSlug":"shopify-spy-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-3eab046c"}