{"uid":"cap_WqCy0ognHpzB76bUudS3H","slug":"github-audit-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-7517d338","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://github-audit.agentdiet.dev/v1/email)","url":"https://github-audit.agentdiet.dev/v1/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_wzDYWwZ7jCJm84nJqCHfI","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"github-audit.agentdiet.dev","brandSlug":"github-audit-agentdiet-dev-mpp","brandBaseUrl":"https://github-audit.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 whether it passes syntax checks, isn't from a disposable provider, isn't a role account, and has valid MX, SPF, and DMARC DNS records?","exampleUseCases":[{"title":"Lead list email hygiene check","prompt":"Before we import this lead into our CRM, can you verify that sarah.jones@techcorp.io is a legitimate email — check that it's not a throwaway address, not a generic role account, and that the domain actually has working mail servers set up?"},{"title":"Sign-up fraud detection","prompt":"A new user just registered with the email temp12345@mailnull.com — can you check if that's a disposable or burner email address so we can decide whether to flag the account?"},{"title":"Email campaign deliverability audit","prompt":"We're about to send a campaign to marketing@bigcompany.com — can you verify that domain has proper MX records and that SPF and DMARC are configured so our emails won't bounce or get flagged as spam?"}],"resultDescription":"Returns a structured object indicating whether the email address passes syntax validation, whether the domain is associated with a known disposable/burner provider, whether the local part is a role account (e.g. info@, noreply@), and the live DNS status of MX, SPF, and DMARC records for the email's domain.","failureModes":["Missing or malformed email parameter returns a validation error","Domain has no MX records — email is undeliverable","DNS lookup timeout if the domain's nameservers are unresponsive","Unknown or very new domain may lack SPF/DMARC records, returned as missing rather than invalid","Disposable provider database may not include all burner providers, leading to false negatives"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, live email validation that goes beyond simple syntax checking — specifically when you need DNS-level MX/SPF/DMARC verification, disposable provider detection, and role account flagging all in a single call. Prefer it over basic regex validators when deliverability and fraud risk matter, such as before adding contacts to CRMs, marketing lists, or user registrations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:22:57.116Z","isFirstParty":false,"canonicalSlug":"github-audit-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-7517d338"}