{"uid":"cap_ZPWHizjt9_c8HXN0cAErX","slug":"shopify-spy-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-3594cc50","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/email-validator)","url":"https://shopify-spy.agentdiet.dev/v1/email-validator?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_Y2JqoRVtbaNCMkwN9FMe3","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 checks.","exampleAgentPrompt":"Can you check whether john.doe@acmecorp.com is a real, deliverable email — specifically whether the domain has valid MX records, passes SPF and DMARC checks, and isn't a disposable or role-based address?","exampleUseCases":[{"title":"Lead list email hygiene","prompt":"Before we import this lead list, can you check whether cto@startupxyz.io is a valid, deliverable email address — confirm it has MX records set up and isn't a disposable or role-based address?"},{"title":"Signup fraud prevention","prompt":"A new user just signed up with temp-mail123@guerrillamail.com — can you tell me if that's a disposable or burner email provider so I can decide whether to block the registration?"},{"title":"B2B outreach domain validation","prompt":"I'm about to send a cold email campaign to info@bigclient.com — can you verify whether that domain's DNS has proper MX, SPF, and DMARC records before I hit send?"}],"resultDescription":"Returns a structured object indicating whether the email passes syntax validation, whether the domain is from a known disposable/burner provider, whether it appears to be a role account (e.g. info@, support@), and the live DNS lookup results for MX, SPF, and DMARC records — giving an overall deliverability assessment.","failureModes":["Invalid or malformed email input returns a syntax error response","DNS lookup timeouts may cause MX/SPF/DMARC fields to be null or unavailable","Domain does not exist, resulting in no MX records found","Rate limits or payment failures return HTTP 402 requiring USDC payment via x402","Transient DNS resolver errors may produce incomplete results"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, live email validation that goes beyond simple regex checks — specifically when you need real-time DNS MX record lookups combined with SPF/DMARC policy checks and disposable-provider detection in a single call. Ideal for lead enrichment pipelines, signup fraud prevention, and pre-send campaign validation where deliverability accuracy matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:33:58.146Z","isFirstParty":false,"canonicalSlug":"shopify-spy-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-3eab046c"}