{"uid":"cap_5XvQUDHPNLVM5-ZApEoPE","slug":"polymarket-odds-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-07cb0978","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://polymarket-odds.agentdiet.dev/v1/email)","url":"https://polymarket-odds.agentdiet.dev/v1/email?utm_source=zero.xyz","method":"POST","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_Y-w1JWmJhPs5kP-A3zTP6","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"polymarket-odds.agentdiet.dev","brandSlug":"polymarket-odds-agentdiet-dev-mpp","brandBaseUrl":"https://polymarket-odds.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@example.com is a real, deliverable email address — specifically verify its MX, SPF, and DMARC records and flag it if it's a disposable or role account?","exampleUseCases":[{"title":"Lead list cleanup before outreach","prompt":"I've got a lead I'm about to email — can you verify that jane.smith@acmecorp.io is a real deliverable address, not a disposable or role account, and that the domain has proper MX and SPF records set up?"},{"title":"Signup fraud detection for new users","prompt":"A new user just registered with the email temp9283@guerrillamail.com — can you check if it's a disposable or burner address and whether the domain actually has valid MX records?"},{"title":"B2B domain email hygiene audit","prompt":"Before I add noreply@bigenterprise.com to our CRM, can you check if it's a role account, verify the domain has MX records, and tell me if SPF and DMARC are configured correctly?"}],"resultDescription":"Returns a structured object indicating whether the email address passes syntax validation, whether the domain is associated with a known disposable or burner email provider, whether the address is a role account (e.g. info@, admin@), and the live DNS lookup results for MX, SPF, and DMARC records including their presence and configuration status.","failureModes":["Invalid or malformed email string returns a syntax error flag","Domain with no MX records returns deliverability failure","DNS lookup timeout may result in inconclusive MX/SPF/DMARC status","Disposable provider lists may not cover brand-new burner services","Rate limiting or payment failure returns HTTP 402"],"whenToPreferThis":"Use this endpoint when you need a comprehensive, real-time email validation that goes beyond simple regex — specifically when you need live DNS MX/SPF/DMARC checks combined with disposable provider detection and role account flagging in a single API call. Prefer this over basic syntax validators when email deliverability and fraud risk matter, such as before CRM ingestion, outreach campaigns, or user signup flows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:37:24.582Z","isFirstParty":false,"canonicalSlug":"polymarket-odds-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-8c3833a0"}