{"uid":"cap_ogShblgh_qJ31mjZ8VTOd","slug":"email-domain-dns-deliverability-validator-26cb57c5","name":"Email Domain DNS & Deliverability Validator","description":"Validate and classify an email DOMAIN from public DNS: MX hosts + mail-provider, SPF and DMARC policy, plus disposable / free-webmail / role-account flags and a deliverability signal. No SMTP probing of individual mailboxes (privacy + ToS).","url":"https://webtools402.176-109-107-191.sslip.io/enrich/email","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"email":{"type":"string","description":"Email address (its domain is checked)"},"domain":{"type":"string","description":"Alternative input: the email domain directly"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","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":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8zXlcU9aAVMTepXk08LKm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates and classifies an email domain via public DNS: checks MX records, mail provider, SPF/DMARC policies, and flags disposable/free-webmail/role-account addresses with a deliverability signal.","exampleAgentPrompt":"Can you check the email domain for john@tempmail.io — I want to know if it's a disposable address, whether SPF and DMARC are properly configured, and what mail provider is behind it?","exampleUseCases":null,"resultDescription":"Returns MX hosts and identified mail provider, SPF and DMARC policy details, boolean flags for disposable/free-webmail/role-account classification, and an overall deliverability signal for the domain — all sourced from public DNS without any SMTP mailbox probing.","failureModes":["Domain has no MX records — deliverability signal will be negative or unknown","DNS lookup timeout or NXDOMAIN for non-existent domains","SPF or DMARC records absent — flags returned as missing/none","Invalid email or domain format in query parameter — likely 400 error","Payment not provided or insufficient — 402 payment required"],"whenToPreferThis":"Use this endpoint when you need to validate or classify an email domain at the DNS layer without probing individual mailboxes — ideal for pre-send list hygiene, signup form validation, spam/disposable detection, or checking email authentication policy (SPF/DMARC). Prefer over full SMTP-probe services when privacy compliance and Terms-of-Service adherence are priorities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:54:02.649Z","isFirstParty":false}