{"uid":"cap_flUxnpJqcsu8Zdz__uaHH","slug":"hergert-synthora-mta-sts-tls-rpt-audit-f04c8012","name":"HERGERT SYNTHORA MTA-STS & TLS-RPT Audit","description":"SYNTHORA mtasts: sMTP transport-security audit: MTA-STS (RFC 8461) + TLS-RPT (RFC 8460). Resolves the policy DNS records, fetches and parses the well-known policy file, cross-validates the policy mx: patterns against the domain's real MX, and returns an enforce/report verdict. Complements SPF/DKIM/DMARC auditing with the TLS transport layer. Deterministic, Ed25519-signed. SYNTHORA.","url":"https://api.hergertsynthora.com/v1/mtasts","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"op":{"enum":["check","mtasts","tlsrpt"],"type":"string","description":"Audit scope (default check = full)"},"domain":{"type":"string","description":"Domain or email address to audit"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8SqfWbyuVjCZtoZ1D9-c2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Audits a domain's MTA-STS policy and TLS-RPT reporting configuration, returning a scored compliance verdict with detailed findings","exampleAgentPrompt":"Can you do a full MTA-STS and TLS-RPT audit on example.com and tell me if the policy is properly enforced, whether TLS reporting is set up, and what score it gets?","exampleUseCases":[{"title":"Pre-send email security check","prompt":"Before we start the campaign, run a full MTA-STS and TLS-RPT audit on acmecorp.com — I need to know if our email transport security is properly enforced and whether TLS reporting is configured."},{"title":"Compliance audit for client domain","prompt":"Audit clientdomain.org for MTA-STS compliance — I want to see the enforcement mode, whether the policy file is reachable, if the MX records match, and get an overall score."},{"title":"TLS-RPT-only check","prompt":"Just check whether tls-rpt is present on mybusiness.io — run only the tlsrpt audit and tell me if TLS reporting is configured for that domain."}],"resultDescription":"Returns a JSON object with an overall compliance score (0–100), the domain audited, a list of issues found, the full MTA-STS policy (MX hosts, enforcement mode, max_age, DNS presence, MX-to-DNS match, policy reachability), TLS-RPT presence status, and a human-readable verdict string (e.g. 'enforced+reporting').","failureModes":["Domain does not exist or is unreachable — policy_reachable: false, DNS flags set to false","MTA-STS DNS record missing — dns_present: false with issues listed","MX records do not match MTA-STS policy — mx_matches_dns: false","TLS-RPT record absent — tls_rpt.present: false","Invalid input domain format — likely 400 or ok:false response","Policy file not reachable over HTTPS — policy_reachable: false"],"whenToPreferThis":"Use this endpoint when you need to programmatically audit a domain's MTA-STS and TLS-RPT configuration, especially when you want a structured score, machine-readable policy details, and a verdict — rather than manually inspecting DNS records. Prefer this over generic DNS lookup tools when you specifically need MTA-STS policy reachability checks and MX validation in a single scored call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:01:38.991Z","isFirstParty":false}