{"uid":"cap_bIr1W-QFMnevW331YHYlE","slug":"mesh-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-e76a6e87","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/email-validator)","url":"https://mesh.agentdiet.dev/v1/email-validator?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_b30PbwxXpgfp4ZiDTWuih","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 checks.","exampleAgentPrompt":"Can you check whether john.smith@tempmail.com is a real, deliverable email address — specifically whether it has valid MX records, is from a disposable provider, and has SPF and DMARC set up on its domain?","exampleUseCases":[{"title":"Scrub leads before email campaign","prompt":"Before I send this outreach campaign, check if sales@acmecorp.io is a legitimate deliverable address — does it have valid MX records, is it a role account, and is the domain using SPF and DMARC?"},{"title":"Block burner emails at signup","prompt":"A user just signed up with user123@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":"Audit domain email hygiene","prompt":"Check the email support@startup.xyz and tell me whether the domain has proper MX, SPF, and DMARC DNS records configured — I want to know if their email setup is legitimate."}],"resultDescription":"Returns a structured object indicating whether the email passes syntax validation, whether the domain belongs to a known disposable/burner provider, whether the local part is a role account (e.g. admin@, noreply@), and whether live DNS lookups confirm the presence of MX, SPF, and DMARC records.","failureModes":["Invalid or malformed email input returns a syntax error flag","DNS lookup timeout if the domain's nameservers are slow or unresponsive","Unknown or newly registered domains may lack MX/SPF/DMARC records, returning false negatives","Disposable provider lists may not cover newly created throwaway services","Role account detection relies on pattern matching and may miss non-standard role prefixes"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, multi-signal email validation that goes beyond simple regex — specifically when you need live DNS MX/SPF/DMARC verification combined with disposable provider and role account detection in a single call. Prefer it over basic syntax checkers when building lead qualification pipelines, signup fraud prevention, or outreach list hygiene workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:06.909Z","isFirstParty":false,"canonicalSlug":"mesh-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-verifier-59ba9778"}