{"uid":"cap_R_1N-BckghyZ0jsYq4B7n","slug":"spf-dmarc-check-085532a3","name":"SPF DMARC Check","description":"Check a domain's email authentication: SPF and DMARC TXT records with presence flags and policy. Use before sending email or vetting a sender domain.","url":"https://164.160.90.241.sslip.io/api/sec-email-deliverability-spf-dmarc?utm_source=zero.xyz","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"],"type":"string"},"queryParams":{"type":"object","required":["domain"],"properties":{"domain":{"type":"string","description":"Domain to check"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Gzl6lcQAVVduNJIKHUDrK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves and parses a domain's SPF and DMARC TXT DNS records, returning presence flags and DMARC policy details for email authentication vetting.","exampleAgentPrompt":"Can you check whether example.com has SPF and DMARC records set up, and tell me what the DMARC policy is?","exampleUseCases":[{"title":"Vet a vendor's email domain","prompt":"Before we start accepting invoices from payments@acmecorp.com, can you check if acmecorp.com has proper SPF and DMARC records configured and what policy they enforce?"},{"title":"Pre-send deliverability check","prompt":"I'm about to send a bulk email campaign from our domain newsletter.mycompany.com — can you verify it has SPF and DMARC set up so our emails won't be flagged as spam?"},{"title":"Phishing domain investigation","prompt":"I got a suspicious email claiming to be from support@secure-paypal-verify.com — can you check if that domain has any SPF or DMARC records, so I know if it's a legitimate sender?"}],"resultDescription":"Returns whether SPF and DMARC TXT DNS records exist for the queried domain (boolean presence flags), the raw record content, and the parsed DMARC policy (e.g. none, quarantine, reject) if a DMARC record is found.","failureModes":["Domain does not exist — DNS lookup fails with NXDOMAIN","Domain has no SPF or DMARC records — presence flags returned as false with empty record fields","Malformed domain input — request returns a validation error","DNS resolver timeout — transient network error may cause lookup failure","Private or non-public domain — resolution may not return results"],"whenToPreferThis":"Use this endpoint when you need a quick, programmatic check of both SPF and DMARC records for any public domain in a single call — ideal for pre-send deliverability validation, sender vetting workflows, or security investigation pipelines where a combined email-auth status is needed without querying DNS resolvers directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:35:22.607Z","isFirstParty":false,"canonicalSlug":"spf-dmarc-check-085532a3"}