{"uid":"cap_SZsIkFlSk2fxQZvRkAp8-","slug":"email-verify-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-b76b2f0e","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://email-verify.agentdiet.dev/v1/spf-dmarc-auditor)","url":"https://email-verify.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_V24YTLwiKCZU2vvKMU1fv","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"email-verify.agentdiet.dev","brandSlug":"email-verify-agentdiet-dev-mpp","brandBaseUrl":"https://email-verify.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Validates an email address for syntax correctness, disposable/burner provider status, role account detection, and live DNS MX/SPF/DMARC record health.","exampleAgentPrompt":"Can you check whether john.doe@example.com is a real, deliverable email address — look at its MX records, SPF and DMARC setup, and flag it if it's a disposable or role account?","exampleUseCases":[{"title":"Pre-send deliverability check for outreach","prompt":"Before I send my sales outreach campaign, can you verify that contact@acmecorp.com is a real deliverable address — check its MX records and whether the domain has proper SPF and DMARC configured?"},{"title":"Blocking throwaway emails at signup","prompt":"A new user just signed up with the address tmpmail_x7k@guerrillamail.com — can you check whether this is a disposable or burner email address I should block?"},{"title":"Email security audit for a domain","prompt":"I want to audit the email security posture of our vendor's domain — can you check whether the address billing@vendor-corp.io has valid MX, SPF, and DMARC DNS records and flag any misconfigurations?"}],"resultDescription":"Returns a structured JSON object indicating email syntax validity, whether the domain is a known disposable/burner provider, whether the address is a role account (e.g. info@, admin@), live MX record existence and values, SPF record presence and policy, and DMARC record presence and policy — giving a full deliverability and email security posture for the provided address.","failureModes":["Invalid or malformed email address returns a syntax error response","Domain has no MX records — flagged as undeliverable","DNS lookup timeout or failure for MX/SPF/DMARC records","Payment not provided or insufficient (HTTP 402) — request blocked","Rate limiting exceeded — HTTP 429 returned","Domain exists but has no SPF or DMARC records — returned as missing/unconfigured"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, single-call validation that covers both email address hygiene (syntax, disposable detection, role accounts) and DNS-level email security posture (MX, SPF, DMARC) in one request. Prefer it over basic syntax-only validators when deliverability and anti-spam signal accuracy matter, or over domain-only DMARC checkers when you need to verify a specific email address end-to-end.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:24.028Z","isFirstParty":false,"canonicalSlug":"email-verify-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-425d30b4"}