{"uid":"cap_b85BZbZ3oytcFcIVpeptC","slug":"mesh-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-d865818b","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://mesh.agentdiet.dev/v1/spf-dmarc-auditor)","url":"https://mesh.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_EfGgUfdU9P6CeE0o_v-3O","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mesh.agentdiet.dev","brandSlug":"mesh-agentdiet-dev-mpp","brandBaseUrl":"https://mesh.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 whether john.doe@example.com is a real, deliverable email — specifically whether it's from a disposable provider, has valid MX records, and has SPF and DMARC set up on the domain?","exampleUseCases":[{"title":"Screening sign-up form emails","prompt":"Before I add this new user to our database, can you verify that their email address sarah.jones@tempmail.io isn't from a disposable provider and actually has MX records set up so we can reach them?"},{"title":"B2B lead list email hygiene","prompt":"I have a potential lead at contact@acmecorp.com — can you check if it's a real deliverable address, flag if it's a role-based email, and tell me if that domain has SPF and DMARC configured?"},{"title":"Email infrastructure audit for outreach","prompt":"We're about to send a cold outreach campaign and I want to make sure our target domain's email infrastructure is solid — can you check the MX, SPF, and DMARC records for ceo@bigclient.com?"}],"resultDescription":"Returns a structured object indicating whether the email passes syntax checks, whether the domain belongs to a known disposable or burner provider, whether it is a role-based address (e.g. admin@, info@), and the live DNS status of MX records (mail server reachability), SPF records (sender policy), and DMARC records (domain-based message authentication policy).","failureModes":["Missing or invalid email parameter returns a 400-level error","Domain with no MX records returns a deliverability failure flag","Network or DNS timeout may cause live record lookups to fail","Disposable provider lists may not be exhaustive, causing false negatives for newer burner services","Non-existent TLDs or malformed email strings may return syntax error responses"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-layer email validation that goes beyond simple regex — specifically when you need live DNS MX/SPF/DMARC lookups combined with disposable-provider and role-account detection in a single call. Prefer it over basic syntax validators when building lead generation pipelines, sign-up form guards, or email outreach tools where deliverability and domain authentication matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:59.959Z","isFirstParty":false,"canonicalSlug":"mesh-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-59ba9778"}