{"uid":"cap_1GwwmgaBKMiVSlgao5PfE","slug":"cve-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-af06bf80","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://cve-intel.agentdiet.dev/v1/disposable-email)","url":"https://cve-intel.agentdiet.dev/v1/disposable-email?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_Rsvz0tEJ64fzo4M4bOH5e","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"cve-intel.agentdiet.dev","brandSlug":"cve-intel-agentdiet-dev-mpp","brandBaseUrl":"https://cve-intel.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 checks.","exampleAgentPrompt":"Can you check whether john.doe@mailinator.com is a real, deliverable email address — specifically whether it's from a disposable provider and whether the domain has valid MX, SPF, and DMARC records?","exampleUseCases":[{"title":"Screen signups for burner emails","prompt":"Before I approve this new user registration, can you check if the email they gave me — tempuser99@guerrillamail.com — is from a disposable or burner email provider and whether it's actually deliverable?"},{"title":"Validate B2B lead email before outreach","prompt":"I have a sales lead with the email contact@acmecorp.io — can you verify it's a real deliverable address, not a role account, and that the domain has proper MX and SPF records set up?"},{"title":"Audit email authentication for a domain","prompt":"Can you check whether the domain behind support@mybusiness.com has MX, SPF, and DMARC records properly configured so emails from it won't get flagged as spam?"}],"resultDescription":"Returns a structured object indicating email syntax validity, whether the domain belongs to a known disposable/burner provider, whether the address is a role account (e.g. info@, admin@), and the live DNS results for MX, SPF, and DMARC records — giving an overall deliverability and legitimacy assessment.","failureModes":["Missing or malformed email parameter returns a 400-level error","DNS lookup timeouts may cause MX/SPF/DMARC checks to fail for slow-responding domains","Unknown or newly created disposable domains may not be flagged if not yet in the blocklist","Payment failure via x402 returns 402 if USDC balance is insufficient","Non-existent TLD or syntactically broken emails may short-circuit DNS checks early"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, real-time multi-factor email validation that goes beyond simple regex checks — specifically when you need simultaneous disposable provider detection, role account identification, and live DNS-based MX/SPF/DMARC verification in a single call. Prefer it over simple syntax validators when email deliverability and fraud prevention both matter, such as during user onboarding, lead qualification, or pre-send campaign hygiene.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:53.616Z","isFirstParty":false,"canonicalSlug":"cve-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-015d6ec0"}